英文名称
5-[5,5-Dimethyl-4-(4-methylsulfonylphenyl)-2-oxofuran-3-yl]-1-benzofuran-3-one;2-[4-[5,5-dimethyl-4-(4-methylsulfonylphenyl)-2-oxofuran-3-yl]phenoxy]acetic acid;methyl 2-[4-[5,5-dimethyl-4-(4-methylsulfonylphenyl)-2-oxofuran-3-yl]phenoxy]acetate