1 DF7 [4-({(3r)-1-[(1h-indol-3-yl)methyl]pyrrolidin-3-yl}amino)-2-nitrophenyl]methanol 1.000 2 DE4 (4-{[(3r)-1-benzylpyrrolidin-3-yl]amino}-2-nitrophenyl)methanol 0.821 3 DJ4 (2-nitro-4-{[(3s)-1-{[4-(trifluoromethyl)phenyl]methyl}pyrrolidin-3-yl]amino}phenyl)methanol 0.719