1	6Y0	4-butyl-7,8-bis(oxidanyl)chromen-2-one	1.000
2	DV7	L-(7-hydroxycoumarin-4-yl)ethylglycine	0.800
3	F95	(7,8-dihydroxy-2-oxo-2h-chromen-4-yl)acetic acid	0.789
4	4MU	7-hydroxy-4-methyl-2h-chromen-2-one	0.765
5	P0M	(2~{S})-2-azanyl-3-(7-oxidanyl-2-oxidanylidene-chromen-4-yl)propanoic acid	0.750
6	XZZ	6-chloro-7-hydroxy-4-methyl-2h-chromen-2-one	0.722
7	07L	7-hydroxy-2h-chromen-2-one	0.706
8	8CM	8-hydroxycoumarin	0.706
9	ZZ1	4-methyl-2h-chromen-2-one	0.706