3',4'-Dimethyl-2-piperidinomethyl benzophenone

3',4'-difluoro-2-piperidinomethyl benzophenone

2-methyl-2'-pyrrolidinomethyl benzophenone

4'-cyano-2-pyrrolidinomethyl benzophenone

3'-chloro-2-pyrrolidinomethyl benzophenone

2-chloro-2'-pyrrolidinomethyl benzophenone

3-chloro-5-fluoro-2'-pyrrolidinomethyl benzophenone

ethyl 8-oxo-8-[2-(pyrrolidinomethyl)phenyl]octanoate

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

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

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