3,4-dimethyl-4'-piperidinomethyl benzophenone

3-bromo-4'-pyrrolidinomethyl benzophenone

4'-pyrrolidinomethyl-2-trifluoromethylbenzophenone

4'-pyrrolidinomethyl-3-trifluoromethylbenzophenone

3,4-difluoro-4'-pyrrolidinomethyl benzophenone

cyclohexyl 4-(pyrrolidinomethyl)phenyl ketone

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

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

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

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

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