1	MUC	[(2s)-5-oxo-2,5-dihydrofuran-2-yl]acetic acid	1.000
2	3ML	[(2s)-3-methyl-5-oxo-2,5-dihydrofuran-2-yl]acetic acid	0.909
3	4ML	[(2s)-2-methyl-5-oxo-2,5-dihydrofuran-2-yl]acetic acid	0.909
4	K6H	(2s)-2-chloranyl-2-[(2r)-5-oxidanylidene-2h-furan-2-yl]ethanoic acid	0.909
5	SJU	(furan-2-yl)acetic acid	0.900
6	GTK	Beta-D-galactofuranuronic acid	0.769
7	4HP	4-hydroxyphenylacetate	0.750
8	0PA	Cyclopentylacetic acid	0.727
9	7RX	(R)-homoproline	0.727
10	EOE	Beta3-proline	0.727
11	SPA	Thiopheneacetic acid	0.727
12	U5N	(2~{R})-2-methyl-2~{H}-furan-5-one	0.700
13	U6W	5-methyl-3~{H}-furan-2-one	0.700
14	YVR	Gamma-valerolactone	0.700