(Z)-2-phenyl-but-2-enedioic acid dimethyl ester

dimethyl 2-phenylbut-2-enedioate

2-丁烯-1,4-二醇

丁二酸二甲酯

dimethyl (2S*,3S*)-1,2,3,4-tetrahydronaphthalene-2,3-dicarboxylate