1	N7S	4-hydroxy-3-{[(4-hydroxybutyl)carbamoyl]amino}benzene-1-sulfonamide	1.000
2	N7D	3-{[(4-hydroxybutyl)carbamoyl]amino}benzene-1-sulfonamide	0.950
3	NC4	4-{[(cyclohexylamino)carbonyl]amino}butanoic acid	0.714