1	XQB	2-imino,3-carboxy,5-hydroxy,6-oxo hexanoic acid	1.000
2	5UK	2-imino,3-carboxy,5-oxo,6-hydroxy hexanoic acid	1.000
3	1UC	(2e)-2-amino-3-[(1e)-3-oxoprop-1-en-1-yl]but-2-enedioic acid	0.929
4	2FO	(2z,3z)-2-[(2z)-3-hydroxyprop-2-en-1-ylidene]-3-iminobutanedioic acid	0.929
5	0GY	(1e,3z)-4-hydroxybuta-1,3-diene-1,2,4-tricarboxylic acid	0.867
6	HJ7	(2z)-4-oxobut-2-ene-1,2,4-tricarboxylic acid	0.867
7	NQM	(1e)-4-oxobut-1-ene-1,2,4-tricarboxylic acid	0.867
8	7QD	(2s)-2-hydroxy-4-oxobutane-1,2,4-tricarboxylic acid	0.812
9	HCT	(2r)-butane-1,2,4-tricarboxylic acid	0.800
10	48Y	(1r,2s)-1-hydroxybutane-1,2,4-tricarboxylic acid	0.750
11	HCA	3-hydroxy-3-carboxy-adipic acid	0.750
12	DO2	5,5-dihydroxy-6-oxo-L-norleucine	0.733
13	QVT	4-ethyl-2-oxoglutarate	0.733
14	SU8	(2r)-2-butylbutanedioic acid	0.733
15	TRA	Aconitate ion	0.733
16	TRC	Tricarballylic acid	0.733
17	2AS	(2s,3s)-3-methyl-aspartic acid	0.714
18	2XP	(2z,4z)-2-imino-6-oxohex-4-enoic acid	0.714
19	6OD	(2e,4e)-2-amino-6-oxohexa-2,4-dienoic acid	0.714
20	ACB	3-methyl-beta-D-aspartic acid	0.714
21	DDO	6-hydroxy-D-norleucine	0.714
22	LDO	6-hydroxy-L-norleucine	0.714
23	ONL	5-oxo-L-norleucine	0.714
24	SKJ	Beta-methylnorleucine	0.714