2-[4-(4-Chlorobutanoyl)phenyl]-2-methylpropyl acetate

ethyl 2-[3-(4-chlorobutanoyl)phenyl]acetate

para-(4-chloro-1-oxobutyl)benzene acetic acid ethyl ester

6-(4-hydroxybutanoyl)-3H-1,3-benzothiazol-2-one

4-氯-1-(3-甲氧基苯基)-1-丁酮