1	OEM	N-methyl-D-aspartic acid	1.000
2	SOQ	N-methyl-L-aspartic acid	1.000
3	C5S	N-formyl-D-aspartic acid	0.909
4	NFQ	N-[(E)-iminomethyl]-L-aspartic acid	0.909
5	EKN	(2~{S})-2-(2-azanylethylamino)butanedioic acid	0.833
6	KKD	N-acetyl-L-aspartic acid	0.833
7	NCD	N-carbamoyl-L-aspartate	0.833
8	FUM	Fumaric acid	0.800
9	MAE	Maleic acid	0.800
10	MDH	N-methyldehydrobutyrine	0.800
11	SIN	Succinic acid	0.800
12	MHL	N-methyl-4-hydroxy-leucine	0.750
13	2KZ	2-amino maleic acid	0.727
14	A1L7N	N-methyl-L-norvaline	0.727
15	AKZ	(3s)-3-amino-4,4-dihydroxybutanoic acid	0.727
16	ASP	Aspartic acid	0.727
17	CIZ	(~{z})-2-methylbut-2-enedioic acid	0.727
18	DAS	D-aspartic acid	0.727
19	DYA	Didehydroaspartate	0.727
20	IAS	Beta-L-aspartic acid	0.727
21	ITN	2-methylidenebutanedioic acid	0.727
22	JO3	(2r)-2-methylbutanedioic acid	0.727
23	JYD	(2s)-2-sulfanylbutanedioic acid	0.727
24	LMR	(2s)-2-hydroxybutanedioic acid	0.727
25	MEZ	(2e)-2-methylbut-2-enedioic acid	0.727
26	MLT	D-malate	0.727
27	MV9	(2~{R})-3-methyl-2-(methylamino)butanoic acid	0.727
28	MVA	N-methylvaline	0.727
29	NZC	N-methylidene-L-threonine	0.727
30	OAA	Oxaloacetate ion	0.727
31	SUH	(2s)-2-methylbutanedioic acid	0.727
32	TEO	Malate like intermediate	0.727
33	Y3P	(~{z})-2-oxidanylbut-2-enedioic acid	0.727
34	5XW	(2~{z})-2-(1-oxidanyl-3-oxidanylidene-propyl)iminobutanedioic acid	0.714
35	33X	N-methyl-D-alanine	0.700
36	DAM	N-methyl-alpha-beta-dehydroalanine	0.700
37	MAA	N-methyl-L-alanine	0.700
38	SSN	4-oxobutanoic acid	0.700