1 J75 4-({[6-(benzylamino)-5-nitropyrimidin-4-yl]amino}methyl)benzenesulfonamide 1.000 2 2J7 2,2'-[pyrimidine-4,6-diylbis(iminomethanediyl)]diphenol 0.710 3 J90 4-{[(5-nitro-6-oxo-1,6-dihydropyrimidin-4-yl)amino]methyl}benzenesulfonamide 0.700