1	GBS	4-carbamimidamidobenzoic acid	1.000
2	1JZ	1-[4-(hydroxymethyl)phenyl]guanidine	0.923
3	81P	4-(methylamino)benzoic acid	0.846
4	A1ABD	4-(ethylamino)benzoic acid	0.786
5	XP1	4-(dimethylamino)benzoic acid	0.786
6	PL0	1-phenylguanidine	0.769
7	TYZ	Para acetamido benzoic acid	0.733