3'-Chloro-2-piperidinomethyl benzophenone

cyclobutyl 2-(piperidinomethyl)phenyl ketone

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

3'-cyano-2-pyrrolidinomethyl benzophenone

3'-fluoro-2-pyrrolidinomethyl benzophenone

2,6-dimethyl-2'-pyrrolidinomethyl benzophenone

2,3-dichloro-2'-pyrrolidinomethyl benzophenone

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

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

2,6-dimethyl-2'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]benzophenone

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