ethyl 5-oxo-5-[4-(piperidinomethyl)phenyl]valerate

ethyl 4-oxo-4-[(4-pyrrolidinomthyl)phenyl]butyrate

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

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

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

ethyl 5-[4-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]phenyl]-5-oxovalerate

4-carboethoxy-4'-thiomorpholinomethyl benzophenone

4-bromo-4'-thiomorpholinomethyl benzophenone

3-chloro-4-fluoro-4'-thiomorpholinomethyl benzophenone

3-chloro-5-fluoro-4'-thiomorpholinomethyl benzophenone

ethyl 6-oxo-6-[4-(thiomorpholinomethyl)phenyl]hexanoate