2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide

C298H391N17O15S12 — CID 158928972

About 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide

2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide (PubChem CID 158928972) has the molecular formula C298H391N17O15S12 and a molecular weight of 4836.31 g/mol. Its IUPAC name is 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide.

Molecular Properties

• Compound Name: 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide
• PubChem CID: 158928972
• Molecular Formula: C298H391N17O15S12
• Molecular Weight: 4836.31 g/mol
• Exact Mass: 4831.70
• IUPAC Name: 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide
• SMILES: C1=COc2ccccc2C1.C1=CSc2ccccc2C1.C1=Cc2[nH]ccc2C1.C1=Cc2c[nH]cc2C1.C1=Cc2cc[nH]c2C1.C1=Cc2ccccc2CO1.C1=Cc2ccccc2CS1.C1=Cc2ccccc2OC1.C1=Cc2ccccc2SC1.C1=Cc2cccnc2C1.C1=Cc2ccncc2C1.C1=Cc2ccnnc2C1.C1=Cc2ccoc2C1.C1=Cc2ccsc2C1.C1=Cc2cnccc2C1.C1=Cc2cncnc2C1.C1=Cc2cocc2C1.C1=Cc2cscc2C1.C1=Cc2ncccc2C1.C1=Cc2nccnc2C1.C1=Cc2ncncc2C1.C1=Cc2nnccc2C1.C1=Cc2occc2C1.C1=Cc2sccc2C1.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.O=S1(=O)C=CCc2ccccc21.O=S1(=O)C=Cc2ccccc2C1.O=S1(=O)CC=Cc2ccccc21.O=S1C=CCc2ccccc21.O=S1C=Cc2ccccc2C1.O=S1CC=Cc2ccccc21
• InChI: InChI=1S/3C9H8O2S.3C9H8OS.3C9H8O.3C9H8S.4C8H7N.5C7H6N2.3C7H7N.3C7H6O.3C7H6S.30C2H6/c2*10-12(11)7-3-5-8-4-1-2-6-9(8)12;10-12(11)6-5-8-3-1-2-4-9(8)7-12;2*10-11-7-3-5-8-4-1-2-6-9(8)11;10-11-6-5-8-3-1-2-4-9(8)7-11;2*1-2-6-9-8(4-1)5-3-7-10-9;1-2-4-9-7-10-6-5-8(9)3-1;2*1-2-6-9-8(4-1)5-3-7-10-9;1-2-4-9-7-10-6-5-8(9)3-1;2*1-3-7-4-2-6-9-8(7)5-1;2*1-2-7-4-5-9-6-8(7)3-1;2*1-2-6-4-8-5-9-7(6)3-1;1-2-6-7(3-1)9-5-4-8-6;2*1-2-6-4-5-8-9-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;30*1-2/h1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-2,4-6H,3H2;1-4,6H,5H2;1,3-6H,2H2;1-2,4-6H,3H2;1,3-5H,2H2;2*1-2,4-5H,3H2;1,3-5H,2H2;1-2,4-5H,3H2;1-2,4-5,8H,3H2;1,3-5,8H,2H2;1-2,4-5,8H,3H2;1-2,4-5H,3H2;1,3-5H,2H2;2*1-2,4-5H,3H2;1,3-5H,2H2;1-2,4-5H,3H2;30*1-2H3
• InChIKey: JIULTSBVIUXTSE-UHFFFAOYSA-N
• XLogP: 85.05
• TPSA: 448.57 Ų
• H-Bond Donors: 3
• H-Bond Acceptors: 35
• Heavy Atoms: 342
• Complexity: —

Lipinski Rule of Five

3 violations

Rule	Value
MW ≤ 500	4836.31
LogP ≤ 5	85.05
H-Bond Donors ≤ 5	3
H-Bond Acceptors ≤ 10	35

Frequently Asked Questions

What is the IUPAC name of 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide?

The IUPAC name of 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide (CID 158928972) is 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide.

What is the SMILES notation for 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide?

The canonical SMILES for 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide is C1=COc2ccccc2C1.C1=CSc2ccccc2C1.C1=Cc2[nH]ccc2C1.C1=Cc2c[nH]cc2C1.C1=Cc2cc[nH]c2C1.C1=Cc2ccccc2CO1.C1=Cc2ccccc2CS1.C1=Cc2ccccc2OC1.C1=Cc2ccccc2SC1.C1=Cc2cccnc2C1.C1=Cc2ccncc2C1.C1=Cc2ccnnc2C1.C1=Cc2ccoc2C1.C1=Cc2ccsc2C1.C1=Cc2cnccc2C1.C1=Cc2cncnc2C1.C1=Cc2cocc2C1.C1=Cc2cscc2C1.C1=Cc2ncccc2C1.C1=Cc2nccnc2C1.C1=Cc2ncncc2C1.C1=Cc2nnccc2C1.C1=Cc2occc2C1.C1=Cc2sccc2C1.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.CC.O=S1(=O)C=CCc2ccccc21.O=S1(=O)C=Cc2ccccc2C1.O=S1(=O)CC=Cc2ccccc21.O=S1C=CCc2ccccc21.O=S1C=Cc2ccccc2C1.O=S1CC=Cc2ccccc21.

What is the InChIKey of 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide?

The InChIKey is JIULTSBVIUXTSE-UHFFFAOYSA-N. The full InChI is InChI=1S/3C9H8O2S.3C9H8OS.3C9H8O.3C9H8S.4C8H7N.5C7H6N2.3C7H7N.3C7H6O.3C7H6S.30C2H6/c2*10-12(11)7-3-5-8-4-1-2-6-9(8)12;10-12(11)6-5-8-3-1-2-4-9(8)7-12;2*10-11-7-3-5-8-4-1-2-6-9(8)11;10-11-6-5-8-3-1-2-4-9(8)7-11;2*1-2-6-9-8(4-1)5-3-7-10-9;1-2-4-9-7-10-6-5-8(9)3-1;2*1-2-6-9-8(4-1)5-3-7-10-9;1-2-4-9-7-10-6-5-8(9)3-1;2*1-3-7-4-2-6-9-8(7)5-1;2*1-2-7-4-5-9-6-8(7)3-1;2*1-2-6-4-8-5-9-7(6)3-1;1-2-6-7(3-1)9-5-4-8-6;2*1-2-6-4-5-8-9-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;1-2-6-4-8-5-7(6)3-1;2*1-2-6-4-5-8-7(6)3-1;30*1-2/h1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-4,6-7H,5H2;2*1-6H,7H2;1-2,4-6H,3H2;1-4,6H,5H2;1,3-6H,2H2;1-2,4-6H,3H2;1,3-5H,2H2;2*1-2,4-5H,3H2;1,3-5H,2H2;1-2,4-5H,3H2;1-2,4-5,8H,3H2;1,3-5,8H,2H2;1-2,4-5,8H,3H2;1-2,4-5H,3H2;1,3-5H,2H2;2*1-2,4-5H,3H2;1,3-5H,2H2;1-2,4-5H,3H2;30*1-2H3.

What are the key properties of 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide?

2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide has a molecular weight of 4836.31 g/mol, XLogP of 85.05, 0 rotatable bonds, 3 hydrogen bond donors, and 35 hydrogen bond acceptors.

Where does this data come from?

All data for 2H-chromene;4H-chromene;4H-cyclopenta[b]furan;6H-cyclopenta[b]furan;7H-cyclopenta[b]pyrazine;5H-cyclopenta[b]pyridine;7H-cyclopenta[b]pyridine;4H-cyclopenta[b]thiophene;6H-cyclopenta[b]thiophene;6H-cyclopenta[c]furan;5H-cyclopenta[c]pyridazine;7H-cyclopenta[c]pyridazine;5H-cyclopenta[c]pyridine;7H-cyclopenta[c]pyridine;6H-cyclopenta[c]thiophene;5H-cyclopenta[d]pyrimidine;7H-cyclopenta[d]pyrimidine;1,4-dihydrocyclopenta[b]pyrrole;1,6-dihydrocyclopenta[b]pyrrole;2,6-dihydrocyclopenta[c]pyrrole;ethane;1H-isochromene;1H-isothiochromene;1H-isothiochromene 2,2-dioxide;1H-isothiochromene 2-oxide;2H-thiochromene;4H-thiochromene;2H-thiochromene 1,1-dioxide;4H-thiochromene 1,1-dioxide;2H-thiochromene 1-oxide;4H-thiochromene 1-oxide is sourced from PubChem (CID 158928972), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).