2,3-Bis-(4-chloro-phenyl)-5-oxo-cyclopentanecarboxylic acid methyl ester

4-(4-Chloro-phenyl)-6-methyl-2-(2-oxo-2-phenyl-ethylsulfanyl)-nicotinonitrile

2-[4-(4-Chloro-phenyl)-3-cyano-6-methyl-pyridin-2-ylsulfanyl]-3-oxo-butyric acid ethyl ester