4-bromo-4'-piperidinomethyl benzophenone

2,4-dimethyl-4'-piperidinomethyl benzophenone

3-chloro-4-fluoro-4'-piperidinomethyl benzophenone

4-chloro-3-fluoro-4'-piperidinomethyl benzophenone

2,5-dichloro-4'-piperidinomethyl benzophenone

cyclobutyl 4-(piperidinomethyl)phenyl ketone

ethyl 5-oxo-5-[4-(piperidinomethyl)phenyl]valerate

Ethyl 4-oxo-4-[4-(piperidinomethyl)phenyl]butyrate

3-carboethoxy-4'-pyrrolidinomethyl benzophenone

2,5-dimethyl-4'-pyrrolidinomethyl benzophenone

3-fluoro-4'-pyrrolidinomethyl benzophenone