| acetic acid, (4-hydroxy-2-oxo-2h-1-benzopyran-3-yl)(4-oxo-4h-1-benzopyran-3-yl) |
| (4-hydroxy-2-oxo-2h-1-benzopyran-3-yl)(4-oxo-4h-1-benzopyran-3-yl)acetic acid |
| ethyl chromonyl-(3)4'-hydroxycoumarinyl-(3')-acetate |
| ethylesteru kyseliny (chromonyl-3)-(4-hydroxykumarinyl-3)-octove |
| (4-hydroxy-2-oxo-2h-1-benzopyran-3-yl)(4-oxo-4h-1-benzopyran-3-yl)-acetic aciethyl ester |