1	FVA	N-formyl-L-valine	1.000
2	CDV	3-methyl-2-ureido-butyric acid	0.909
3	QIL	N-formyl-L-isoleucine	0.909
4	MV9	(2~{R})-3-methyl-2-(methylamino)butanoic acid	0.900
5	MVA	N-methylvaline	0.900
6	66E	N-ethyl-L-valine	0.818
7	GZJ	(2s)-2-(acetylamino)butanoic acid	0.818
8	IML	N-methyl-isoleucine	0.818
9	O7G	N,N-dimethyl-L-valine	0.818
10	WZJ	N-methyl-L-alloisoleucine	0.818
11	MDH	N-methyldehydrobutyrine	0.800
12	AN0	N-acetyl-L-norvaline	0.750
13	C5S	N-formyl-D-aspartic acid	0.750
14	DNG	N-formyl-D-norleucine	0.750
15	EU0	1-[(2~{S})-3-methyl-1-oxidanylidene-butan-2-yl]guanidine	0.750
16	FME	N-formylmethionine	0.750
17	P4B	(2~{R})-4-azanyl-2-[[(1~{S})-1-oxidanylethyl]amino]butanoic acid	0.750
18	THC	N-methylcarbonylthreonine	0.750
19	U6A	N-carboxy-L-threonine	0.750
20	0FL	3-amino-N-formyl-L-alanine	0.727
21	AYA	N-acetylalanine	0.727
22	NCB	N-carbamoyl-alanine	0.727
23	NXA	N-carboxyalanine	0.727
24	NZC	N-methylidene-L-threonine	0.727
25	33X	N-methyl-D-alanine	0.700
26	DAM	N-methyl-alpha-beta-dehydroalanine	0.700
27	IVA	Isovaleric acid	0.700
28	MAA	N-methyl-L-alanine	0.700