1	SMB	2-methylbutanoic acid	1.000
2	MB8	(2z)-2-methylbut-2-enoic acid	1.000
3	6ZS	L-isovaline	0.875
4	DIV	D-isovaline	0.875
5	ALQ	2-methyl-propionic acid	0.857
6	BEO	Butenoic acid	0.857
7	BUA	Butanoic acid	0.857
8	0XL	2-amino-2-ethylbutanoic acid	0.778
9	23B	(2s,3r)-2,3-dihydroxy-2-methylbutanoic acid	0.778
10	7GA	2,4-dimethylpentanal	0.778
11	CIZ	(~{z})-2-methylbut-2-enedioic acid	0.778
12	ITN	2-methylidenebutanedioic acid	0.778
13	JO3	(2r)-2-methylbutanedioic acid	0.778
14	MEZ	(2e)-2-methylbut-2-enedioic acid	0.778
15	OPL	(2r,3r)-2,4,4-trihydroxy-3-methylbutanal	0.778
16	QFH	(2s,3s)-2,3-dihydroxy-2-methylbutanoic acid	0.778
17	SUH	(2s)-2-methylbutanedioic acid	0.778
18	WTZ	(2r,3r)-2,3-dihydroxy-2-methylbutanoic acid	0.778
19	X2X	(2s)-2-hydroxy-2-methyl-3-oxobutanoic acid	0.778
20	2KT	2-ketobutyric acid	0.750
21	39J	(2s)-2-chlorobutanoic acid	0.750
22	3HL	(3s)-3-hydroxybutanoic acid	0.750
23	3HR	(3r)-3-hydroxybutanoic acid	0.750
24	54L	Pent-4-ynoic acid	0.750
25	62H	(2s)-3-amino-2-methylpropanoic acid	0.750
26	6OM	(2z)-2-methylbut-2-ene-1,4-diol	0.750
27	9TS	(2e)-pent-2-enoic acid	0.750
28	A3B	D-vinylglycine	0.750
29	AAE	Acetoacetic acid	0.750
30	ABA	Alpha-aminobutyric acid	0.750
31	ABU	Gamma-amino-butanoic acid	0.750
32	AIB	Alpha-aminoisobutyric acid	0.750
33	B2P	2-bromo-2-methylpropanoic acid	0.750
34	B3A	(3s)-3-aminobutanoic acid	0.750
35	BIB	Beta-amino isobutyrate	0.750
36	DBB	D-alpha-aminobutyric acid	0.750
37	DBU	(2z)-2-aminobut-2-enoic acid	0.750
38	DK9	Pentane-1,1-diol	0.750
39	H00	4-sulfanylbutanoic acid	0.750
40	HIU	(2r)-3-hydroxy-2-methylpropanoic acid	0.750
41	HUI	(2s)-2-methyl-3-oxidanyl-propanoic acid	0.750
42	IVA	Isovaleric acid	0.750
43	LEA	Pentanoic acid	0.750
44	LPG	(2s)-2-aminobut-3-ynoic acid	0.750
45	LVG	L-vinylglycine	0.750
46	PIV	Pivalic acid	0.750
47	SSN	4-oxobutanoic acid	0.750
48	UCU	(2r)-2-oxidanylbutanoic acid	0.750
49	1BO	1-butanol	0.714
50	5OZ	2-methylpropanal	0.714
51	61G	2-methylbuta-1,3-diene	0.714
52	9A4	(2z)-but-2-en-1-ol	0.714
53	9A7	(2e)-but-2-en-1-ol	0.714
54	AKR	Acrylic acid	0.714
55	CRD	(2e)-but-2-enal	0.714
56	DK6	Propane-1,1-diol	0.714
57	PPI	Propanoic acid	0.714
58	0A0	2-methyl-L-aspartic acid	0.700
59	28H	(2r,3r)-3-hydroxy-2,4-dimethylpentanoic acid	0.700
60	2AS	(2s,3s)-3-methyl-aspartic acid	0.700
61	2JN	2-methyl-D-norleucine	0.700
62	2ML	2-methylleucine	0.700
63	2PP	2-propyl-pentanoic acid	0.700
64	4L8	(2r)-2-(aminomethyl)-4-methylpentanoic acid	0.700
65	9ON	(2~{S})-2-methylpentanedioic acid	0.700
66	ACB	3-methyl-beta-D-aspartic acid	0.700
67	B2N	(2s)-4-amino-2-(aminomethyl)-4-oxobutanoic acid	0.700
68	E5N	(2~{R})-2-methylpentanedioic acid	0.700
69	MK8	2-methyl-L-norleucine	0.700
70	WOC	2,2-dimethylbutanedioic acid	0.700
71	X60	2-ethyl-L-norvaline	0.700
72	X6E	2-ethyl-D-norvaline	0.700