英文别名
Methyl-5,6,7,8-tetrahydro-5-oxocumarin-4-yl-acetat;Methyl-5,6,7,8-tetrahydro-5-oxocoumarin-4-yl-acetat;(2,5-dioxo-5,6,7,8-tetrahydro-2H-chromen-4-yl)-acetic acid methyl ester;5,6,7,8-tetrahydro-5-oxocoumarin-4-yl acetic acid methyl ester;methyl 2-(2,5-dioxo-7,8-dihydro-6H-chromen-4-yl)acetate