1	X5P	4-oxidanylidene-4-[[(2~{S})-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]butanoic acid	1.000
2	SN0	N-(3-carboxypropanoyl)-L-norvaline	0.867
3	SMG	N-succinyl methionine	0.812
4	SUO	N~2~-(3-carboxypropanoyl)-L-ornithine	0.812
5	ZJU	N-succinyl-aspartic acid	0.812
6	MY0	(2s)-4-[1-(carboxymethyl)hydrazinyl]-2-hydroxy-4-oxobutanoic acid	0.800
7	K6V	N-[(2s)-1-hydroxypropan-2-yl]butanamide	0.769
8	FWO	(2s)-2-[[(3s)-3-azanyl-4-oxidanyl-4-oxidanylidene-butanoyl]amino]-4-methyl-pentanoic acid	0.765
9	NSK	N-succinyl lysine	0.765
10	ZKO	N-succinyl-glutamine	0.765
11	5KC	(2s,3s)-2-azanyl-4-(2-hydroxy-2-oxoethylamino)-3-oxidanyl-butanoic acid	0.733
12	C4L	N-butanoyl-L-homoserine	0.733
13	I38	N-(3-mercaptopropanoyl)-D-alanine	0.714