3-(Chloromethyl)-2-(2,4,5-trichlorophenyl)-4-(trifluoromethyl)pyridine
4-(Chloromethyl)-3-(perfluorophenyl)-2-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perfluorophenyl)-6-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perfluorophenyl)-5-(trifluoromethyl)pyridine