| 英文同义词: | (E)-4,4-Dimethoxy-2-pentenedioic acid dimethyl ester;(E)-4-Oxoglutaconic acid dimethyl ester dimethyl acetal;trans-4-Oxoglutaconic acid dimethyl ester dimethyl acetal;trans-1,3-Bismethoxycarbonyl-3,3-dimethoxypropen;2-Pentenedioic acid, 4,4-dimethoxy-, 1,5-dimethyl ester, (2E)- |