3,4-dichloro-3'-(3-pyrrolinomethyl) benzophenone

2,5-Dimethyl-2'-piperidinomethyl benzophenone

2,6-Dimethyl-2'-piperidinomethyl benzophenone

2-Piperidinomethyl-2'-trifluoromethylbenzophenone

2,4-dichloro-2'-piperidinomethyl benzophenone

2-piperidinomethyl-3',4',5'-trifluorobenzophenone

ethyl 5-oxo-5-[2-(piperidinomethyl)phenyl]valerate

2-cyano-2'-pyrrolidinomethyl benzophenone

4'-cyano-2-pyrrolidinomethyl benzophenone

4'-chloro-2-pyrrolidinomethyl benzophenone

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