1	AAC	Acetylamino-acetic acid	1.000
2	AYA	N-acetylalanine	0.889
3	GG0	2-(2-azanylethanoylamino)ethanoic acid	0.889
4	A1AU8	N-(2-hydroxyethyl)acetamide	0.875
5	A1EJ3	~{N}-(2-oxidanylideneethyl)ethanamide	0.875
6	GZJ	(2s)-2-(acetylamino)butanoic acid	0.800
7	OGA	N-oxalylglycine	0.800
8	SAC	N-acetyl-serine	0.800
9	SC2	N-acetyl-L-cysteine	0.800
10	WJZ	Tiopronin	0.800
11	A1AV8	N-(prop-2-en-1-yl)glycine	0.778
12	EJJ	N-carbamoyl-glycine	0.778
13	HDA	Hadacidin	0.778
14	IPG	N-isopropyl glycine	0.778
15	J9X	2-(ethylamino)-2-oxidanylidene-ethanoic acid	0.778
16	SAR	Sarcosine	0.750
17	AN0	N-acetyl-L-norvaline	0.727
18	I38	N-(3-mercaptopropanoyl)-D-alanine	0.727
19	I78	(2~{R})-2-(carboxycarbonylamino)propanoic acid	0.727
20	P4B	(2~{R})-4-azanyl-2-[[(1~{S})-1-oxidanylethyl]amino]butanoic acid	0.727
21	THC	N-methylcarbonylthreonine	0.727
22	0FL	3-amino-N-formyl-L-alanine	0.700
23	40E	Oxo(propan-2-ylamino)acetic acid	0.700
24	A1INA	~{N}-[(2~{S},3~{S})-3-oxidanylbutan-2-yl]ethanamide	0.700
25	CL5	N-(3-oxopropyl)glycine	0.700
26	CMS	Carbamoyl sarcosine	0.700
27	I4G	N-(2-methylpropyl)glycine	0.700
28	NCB	N-carbamoyl-alanine	0.700
29	NXA	N-carboxyalanine	0.700
30	SOW	[(2-amino-2-oxoethyl)amino]acetic acid	0.700
31	SQ6	2,2'-azanediyldiacetic acid	0.700
32	UGC	(2s)-(carbamoylamino)(hydroxy)ethanoic acid	0.700
33	UGY	(2s)-amino(carbamoylamino)ethanoic acid	0.700