3-methoxy-4'-piperidinomethyl benzophenone

4-methyl-4'-pyrrolidinomethyl benzophenone

3-carboethoxy-4'-pyrrolidinomethyl benzophenone

2-chloro-4'-pyrrolidinomethyl benzophenone

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

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

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

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

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

cyclopentyl 4-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]phenyl ketone

3-carboethoxy-4'-thiomorpholinomethyl benzophenone