1 I93 4-(2-chloro-6-fluoro-3-methylphenyl)-2,4-dioxobutanoic acid 1.000 2 GZV (2z)-4-(2,6-difluoro-3-methylphenyl)-2-hydroxy-4-oxobut-2-enoic acid 0.889 3 EQA (2z)-4-(2-fluorophenyl)-2-hydroxy-4-oxobut-2-enoic acid 0.882 4 D1Y (2z)-4-(2-chloro-4-hydroxyphenyl)-2-hydroxy-4-oxobut-2-enoic acid 0.833 5 GXD 4-(2,6-dichlorophenyl)-2,4-dioxobutanoic acid 0.833 6 GXG 4-(2,6-difluorophenyl)-2,4-dioxobutanoic acid 0.833 7 XI7 2-4-dioxo-4-phenylbutanoic acid 0.824 8 040 4-(2-methylphenyl)-2,4-dioxobutanoic acid 0.778 9 043 4-(3-bromophenyl)-2,4-dioxobutanoic acid 0.778 10 3EE 4-(2-aminophenyl)-2,4-dioxobutanoic acid 0.778 11 BQ4 (2z)-2-hydroxy-4-(3-hydroxyphenyl)-4-oxobut-2-enoic acid 0.778 12 BVS (2z)-2-hydroxy-4-(4-methylphenyl)-4-oxobut-2-enoic acid 0.778 13 I92 4-(2-bromophenyl)-2,4-dioxobutanoic acid 0.778 14 Y9E 2-oxo-4-phenylbutanoic acid 0.765 15 E9S (2z)-4-(2-bromo-3-hydroxyphenyl)-2-hydroxy-4-oxobut-2-enoic acid 0.737 16 EHV (2s)-4-(2-bromo-6-methylphenyl)-2-hydroxy-4-oxobutanoic acid 0.737 17 ENG (2z)-4-(2-bromo-4-hydroxyphenyl)-2-hydroxy-4-oxobut-2-enoic acid 0.737 18 01B (2s,3r)-3-amino-2-hydroxy-4-phenylbutanoic acid 0.722 19 KRN (4r)-4-hydroxy-4-(2-hydroxyphenyl)butanoic acid 0.722 20 KY1 4-(2-aminophenyl)-4-oxobutanoic acid 0.722 21 TOH (3e)-4-(2-hydroxyphenyl)-2-oxobut-3-enoic acid 0.722 22 VP3 4-(4-fluorophenyl)-4-oxobutanoic acid 0.722 23 W1N (3s)-3-amino-4-(2-fluorophenyl)butanoic acid 0.722 24 CLT 4-phenyl-butanoic acid 0.706 25 5EQ (2z)-2-hydroxy-4-(1h-indol-5-yl)-4-oxobut-2-enoic acid 0.700 26 GXM (2z)-2-hydroxy-4-(2-nitrophenyl)-4-oxobut-2-enoic acid 0.700