ethyl 4-(3,3,3-trifluoroprop-1-ynyl)benzoate

4-(N-苄基)氨基苯甲酸乙酯

2,2'-dinitro-biphenyl-4,4'-dicarboxylic acid diethyl ester

4-甲酰基苯甲酸乙酯

4-phenylsulfanylbenzoic acid