1 2JK 4-hydroxy-5,7-dimethylquinoline-2-carboxylic acid 1.000 2 KYA 4-hydroxyquinoline-2-carboxylic acid 0.875 3 4KL Xanthuric acid 0.824 4 CKA 7-chlorokynurenic acid 0.824 5 QVS 8-azanyl-4-oxidanyl-quinoline-2-carboxylic acid 0.824 6 QNC Quinoline-2-carboxylic acid 0.812 7 DK1 5,7-dichloro-4-hydroxyquinoline-2-carboxylic acid 0.778 8 8HC 8-hydroxyquinoline-2-carboxylic acid 0.765 9 AO7 4-oxo-4h-1-benzopyran-2-carboxylic acid 0.765 10 HQU 3-hydroxyquinaldic acid 0.765 11 VFH 2-methyl-quinolin-4(1h)-one 0.750 12 DNA 1,4-dihydroxy-2-naphthoic acid 0.722 13 4BL 6-methyl-1h-indole-2-carboxylic acid 0.706 14 4BY 5-methyl-1h-indole-2-carboxylic acid 0.706 15 4K8 Isoquinoline-3-carboxylic acid 0.706 16 6VD 2-ethyl-4(1h)-quinolinone 0.706 17 8MJ 8-oxidanylquinoline-2-carbaldehyde 0.706 18 DI8 (3s)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid 0.706 19 E1T 1,8-naphthyridine-2-carboxylic acid 0.706 20 FIV Naphthalene-2-carboxylic acid 0.706 21 HQD 3-hydroxy-2-methylquinolin-4(1h)-one 0.706 22 NY5 5,6,7,8-tetrahydronaphthalene-2-carboxylic acid 0.706 23 QUI 2-carboxyquinoxaline 0.706 24 VBW 6-fluoranyl-2-methyl-quinolin-4-ol 0.706 25 HNS 3-hydroxy-6-(2-methylphenyl)-4-oxo-1,4-dihydropyridine-2-carboxylic acid 0.700