3'-piperidinomethyl-2-thiomethylbenzophenone

4'-cyano-3-pyrrolidinomethyl benzophenone

4'-chloro-3-pyrrolidinomethyl benzophenone

2,4-dimethyl-3'-pyrrolidinomethyl benzophenone

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

2,4-dichloro-3'-pyrrolidinomethyl benzophenone

3,5-difluoro-3'-pyrrolidinomethyl benzophenone

ethyl 5-oxo-5-[3-(pyrrolidinomethyl)phenyl]valerate

ethyl 8-[3-(indolylmethyl)phenyl]-8-oxooctanoate

3-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-4'-fluorobenzophenone

2,3-dimethyl-3'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]benzophenone