ethyl 4-(3-ethoxy-3-oxopropyl)benzoate

ethyl 3-[2-(3-oxopropyl)phenyl]prop-2-enoate

3-(3-溴苯基)丙酸乙酯

1,1,2,2-四乙氧基乙烷

3-(2-氟苯基)丙酸乙酯