1 FIH 5-(4-fluorophenyl)-3-{[(4-methylphenyl)sulfonyl]amino}thiophene-2-carboxylic acid 1.000 2 CCT 5-(4-cyanophenyl)-3-{[(2-methylphenyl)sulfonyl]amino}thiophene-2-carboxylic acid 0.828 3 A75 2-[(phenylsulfonyl)amino]-5,6,7,8-tetrahydronaphthalene-1-carboxylic acid 0.815 4 SNH 5'-acetyl-4-{[(2,4-dimethylphenyl)sulfonyl]amino}-2,2'-bithiophene-5-carboxylic acid 0.742