去甲丁香色原酮

2,4-二羟基-6-甲基甲酸乙酯

4-hydroxy-6-isobutylpyran-2-one

1-(4-hydroxy-2-oxo-2H-pyran-6-yl)-6-methylheptane-2,4-dione

4-hydroxy-6-(4-methyl-2-oxopentyl)pyran-2-one