9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one

C177H190N50O13S2 — CID 157453207

About 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one

9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one (PubChem CID 157453207) has the molecular formula C177H190N50O13S2 and a molecular weight of 3289.94 g/mol. Its IUPAC name is 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one.

Molecular Properties

• Compound Name: 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one
• PubChem CID: 157453207
• Molecular Formula: C177H190N50O13S2
• Molecular Weight: 3289.94 g/mol
• Exact Mass: 3287.52
• IUPAC Name: 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one
• SMILES: CC(=O)Cc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.CN1Cc2cnc3ccc(-c4ccc(CO)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(CO)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(N)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(S(C)(=O)=O)nc4)nc3c2N(C2CCNCC2)C1=O.CSc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.Cc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.[C-]#[N+]c1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1
• InChI: InChI=1S/C24H26N6O2.C22H21N7O.C22H24N6O3S.2C22H24N6O2.C22H24N6OS.C22H24N6O.C21H23N7O/c1-15(31)11-18-4-3-16(12-26-18)20-5-6-21-22(28-20)23-17(13-27-21)14-29(2)24(32)30(23)19-7-9-25-10-8-19;1-23-19-6-3-14(11-26-19)17-4-5-18-20(27-17)21-15(12-25-18)13-28(2)22(30)29(21)16-7-9-24-10-8-16;1-27-13-15-12-24-18-5-4-17(14-3-6-19(25-11-14)32(2,30)31)26-20(18)21(15)28(22(27)29)16-7-9-23-10-8-16;2*1-27-12-15-11-25-19-5-4-18(14-2-3-16(13-29)24-10-14)26-20(19)21(15)28(22(27)30)17-6-8-23-9-7-17;1-27-13-15-12-24-18-5-4-17(14-3-6-19(30-2)25-11-14)26-20(18)21(15)28(22(27)29)16-7-9-23-10-8-16;1-14-3-4-15(11-24-14)18-5-6-19-20(26-18)21-16(12-25-19)13-27(2)22(29)28(21)17-7-9-23-10-8-17;1-27-12-14-11-24-17-4-3-16(13-2-5-18(22)25-10-13)26-19(17)20(14)28(21(27)29)15-6-8-23-9-7-15/h3-6,12-13,19,25H,7-11,14H2,1-2H3;3-6,11-12,16,24H,7-10,13H2,2H3;3-6,11-12,16,23H,7-10,13H2,1-2H3;2*2-5,10-11,17,23,29H,6-9,12-13H2,1H3;3-6,11-12,16,23H,7-10,13H2,1-2H3;3-6,11-12,17,23H,7-10,13H2,1-2H3;2-5,10-11,15,23H,6-9,12H2,1H3,(H2,22,25)
• InChIKey: BTARGTMPOOFGLQ-UHFFFAOYSA-N
• XLogP: 22.21
• TPSA: 716.05 Ų
• H-Bond Donors: 11
• H-Bond Acceptors: 47
• Rotatable Bonds: 22
• Heavy Atoms: 242
• Complexity: —

Lipinski Rule of Five

4 violations

Rule	Value
MW ≤ 500	3289.94
LogP ≤ 5	22.21
H-Bond Donors ≤ 5	11
H-Bond Acceptors ≤ 10	47

Computed Properties (RDKit)

• Structural Alerts: {'alert_name': 'Carbo_cation/anion', 'substructure': 'N/A'}

Frequently Asked Questions

What is the IUPAC name of 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one?

The IUPAC name of 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one (CID 157453207) is 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one.

What is the SMILES notation for 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one?

The canonical SMILES for 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one is CC(=O)Cc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.CN1Cc2cnc3ccc(-c4ccc(CO)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(CO)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(N)nc4)nc3c2N(C2CCNCC2)C1=O.CN1Cc2cnc3ccc(-c4ccc(S(C)(=O)=O)nc4)nc3c2N(C2CCNCC2)C1=O.CSc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.Cc1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.[C-]#[N+]c1ccc(-c2ccc3ncc4c(c3n2)N(C2CCNCC2)C(=O)N(C)C4)cn1.

What is the InChIKey of 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one?

The InChIKey is BTARGTMPOOFGLQ-UHFFFAOYSA-N. The full InChI is InChI=1S/C24H26N6O2.C22H21N7O.C22H24N6O3S.2C22H24N6O2.C22H24N6OS.C22H24N6O.C21H23N7O/c1-15(31)11-18-4-3-16(12-26-18)20-5-6-21-22(28-20)23-17(13-27-21)14-29(2)24(32)30(23)19-7-9-25-10-8-19;1-23-19-6-3-14(11-26-19)17-4-5-18-20(27-17)21-15(12-25-18)13-28(2)22(30)29(21)16-7-9-24-10-8-16;1-27-13-15-12-24-18-5-4-17(14-3-6-19(25-11-14)32(2,30)31)26-20(18)21(15)28(22(27)29)16-7-9-23-10-8-16;2*1-27-12-15-11-25-19-5-4-18(14-2-3-16(13-29)24-10-14)26-20(19)21(15)28(22(27)30)17-6-8-23-9-7-17;1-27-13-15-12-24-18-5-4-17(14-3-6-19(30-2)25-11-14)26-20(18)21(15)28(22(27)29)16-7-9-23-10-8-16;1-14-3-4-15(11-24-14)18-5-6-19-20(26-18)21-16(12-25-19)13-27(2)22(29)28(21)17-7-9-23-10-8-17;1-27-12-14-11-24-17-4-3-16(13-2-5-18(22)25-10-13)26-19(17)20(14)28(21(27)29)15-6-8-23-9-7-15/h3-6,12-13,19,25H,7-11,14H2,1-2H3;3-6,11-12,16,24H,7-10,13H2,2H3;3-6,11-12,16,23H,7-10,13H2,1-2H3;2*2-5,10-11,17,23,29H,6-9,12-13H2,1H3;3-6,11-12,16,23H,7-10,13H2,1-2H3;3-6,11-12,17,23H,7-10,13H2,1-2H3;2-5,10-11,15,23H,6-9,12H2,1H3,(H2,22,25).

What are the key properties of 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one?

9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one has a molecular weight of 3289.94 g/mol, XLogP of 22.21, 22 rotatable bonds, 11 hydrogen bond donors, and 47 hydrogen bond acceptors.

Where does this data come from?

All data for 9-(6-amino-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;bis(9-[6-(hydroxymethyl)-3-pyridinyl]-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one);9-(6-isocyano-3-pyridinyl)-3-methyl-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfanyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-(6-methylsulfonyl-3-pyridinyl)-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one;3-methyl-9-[6-(2-oxopropyl)-3-pyridinyl]-1-piperidin-4-yl-4H-pyrimido[5,4-c][1,5]naphthyridin-2-one is sourced from PubChem (CID 157453207), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).