3-methoxy-3'-piperidinomethyl benzophenone

3,4-dimethyl-3'-piperidinomethyl benzophenone

3-piperidinomethyl-4'-trifluoromethylbenzophenone

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

2,5-dichloro-3'-piperidinomethyl benzophenone

ethyl 4-oxo-4-[3-(piperidinomethyl)phenyl]butyrate

4'-methyl-3-pyrrolidinomethyl benzophenone

3-carboethoxy-3'-pyrrolidinomethyl benzophenone

4'-bromo-3-pyrrolidinomethyl benzophenone

3'-pyrrolidinomethyl-3-trifluoromethylbenzophenone

3-chloro-4-fluoro-3'-pyrrolidinomethyl benzophenone