1 U55 4-[(6-amino-4-pyrimidinyl)amino]benzenesulfonamide 1.000 2 J45 4-[(6-chloro-5-nitropyrimidin-4-yl)amino]benzenesulfonamide 0.773 3 J43 4-{[6-chloro-5-formyl-2-(methylsulfanyl)pyrimidin-4-yl]amino}benzenesulfonamide 0.739 4 PBY N~4~-(3-chlorophenyl)pyrimidine-4,6-diamine 0.737 5 LZ4 4-[(6-chloropyrazin-2-yl)amino]benzenesulfonamide 0.714