ethyl 3-pyridin-4-ylpropanoate

对氯肉桂酸乙酯

ethyl (E)-3-(4-fluorophenyl)-2-propenoate

N-(4-甲氧基苯基)-b-丙氨酸乙酯

3,3'-(4-methoxy-phenylimino)-di-propionic acid diethyl ester