| alpha-ethyl-3-methyl-4-oxo-2-phenyl-4h-1-benzopyran-6-acetic aci methyl est |
| methyl 2-(3-methyl-2-phenylchromon-6-yl)butanoate |
| methyl alpha-ethyl-3-methyl-4-oxo-2-phenyl-4h-1-benzopyran-6-acetate |
| alpha-ethyl-3-methyl-4-oxo-2-phenyl-4h-1-benzopyran-6-acetic aci methyl ester |
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