1 X85 4-{[3-(morpholin-4-yl)propyl]amino}-5-nitro-2-[(pyridin-3-ylmethyl)amino]benzamide 1.000 2 X84 4-[(3-hydroxypropyl)amino]-5-nitro-2-[(pyridin-3-ylmethyl)amino]benzamide 0.774 3 X87 4-[(3-aminopropyl)amino]-5-nitro-2-[(pyridin-3-ylmethyl)amino]benzamide 0.774 4 X86 4-[(3-methoxypropyl)amino]-5-nitro-2-[(pyridin-3-ylmethyl)amino]benzamide 0.750 5 22Z 4-(hexylamino)-5-nitro-2-[(pyridin-3-ylmethyl)amino]benzamide 0.727 6 24Z 4-({4-carbamoyl-2-nitro-5-[(pyridin-3-ylmethyl)amino]phenyl}amino)butanoic acid 0.727