1	NLY	N-(4-aminobutyl)glycine	1.000
2	AQK	(2~{S})-5-azanyl-2-(2-hydroxy-2-oxoethylamino)pentanoic acid	0.769
3	2IQ	2-(hexylamino)ethanoic acid	0.750
4	CL5	N-(3-oxopropyl)glycine	0.727
5	I4G	N-(2-methylpropyl)glycine	0.727
6	P24	1-(aminoethyl)amino-4-aminobutane	0.727
7	X5A	N-(4-aminobutyl)acetamide	0.727
8	9R7	L-gamma-glutamylglycine	0.714
9	AQQ	(2~{S})-5-azanyl-2-[[(2~{R})-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]pentanoic acid	0.714