1	G12	3,8-dibromo-7-hydroxy-4-methyl-2h-chromen-2-one	1.000
2	4MU	7-hydroxy-4-methyl-2h-chromen-2-one	0.867
3	A1L2C	4-(hydroxymethyl)-7-oxidanyl-chromen-2-one	0.812
4	XZZ	6-chloro-7-hydroxy-4-methyl-2h-chromen-2-one	0.812
5	07L	7-hydroxy-2h-chromen-2-one	0.800
6	ZZ1	4-methyl-2h-chromen-2-one	0.800
7	A1L2Z	7-hydroxy-4-methoxymethylcoumarin	0.765
8	HFC	6,7-bis(oxidanyl)chromen-2-one	0.750
9	MCM	7-amino-4-methyl-chromen-2-one	0.750
10	COU	Coumarin	0.733
11	HOM	7-hydroxy-4-methyl-3-(2-hydroxy-ethyl)coumarin	0.722
12	3QV	7-hydroxy-2-oxo-2h-chromene-3-carbonitrile	0.706
13	T83	7-hydroxy-6-methoxy-2h-1-benzopyran-2-one	0.706