3-hexyl-7,8-dihydroxy-4-methyl-2H-chromen-2-one

methyl 2-(6-chloro-7-methoxy-2-oxo-2H-chromen-4-yl)propanoate

[2-(2-thienyl)-1,3-thiazol-4-yl]acetic acid

(6-oxo-3-phenylpyridazin-1(6H)-yl)acetic acid

6'-ethyl-10'-hydroxy-3',4'-dihydro-8'H-spiro[cyclohexane-1,2'-pyrano[3,2-g]chromen]-8'-one

7-bromo-1,3-dihydroxy-9H-xanthen-9-one

8,10-dihydroxy-7H-benzo[c]xanthen-7-one

5,7-dihydroxy-2-phenyl-4H-chromen-4-one

柯因

[(3-benzyl-4,7-dimethyl-2-oxo-2H-chromen-5-yl)oxy]acetic acid

3-(4,8,8-trimethyl-2-oxo-7,8-dihydro-2H,6H-pyrano[3,2-g]chromen-3-yl)propanoic acid

2-(2,4-dioxo-1,4-dihydroquinazolin-3(2H)-yl)acetohydrazide