4'-bromo-3-piperidinomethyl benzophenone

4'-fluoro-3-piperidinomethyl benzophenone

3-chloro-5-fluoro-3'-piperidinomethyl benzophenone

3,4-difluoro-3'-piperidinomethyl benzophenone

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

3-methoxy-3'-pyrrolidinomethyl benzophenone

3-bromo-3'-pyrrolidinomethyl benzophenone

2,5-dimethyl-3'-pyrrolidinomethyl benzophenone

3'-pyrrolidinomethyl-2-trifluoromethylbenzophenone

2,4-dichloro-3'-pyrrolidinomethyl benzophenone

3'-pyrrolidinomethyl-3,4,5-trifluorobenzophenone

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

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

2,5-dimethyl-3'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]benzophenone

3-chloro-3'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-5-fluorobenzophenone