4-(Chloromethyl)-3-(perchlorophenyl)-2-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perchlorophenyl)-6-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perchlorophenyl)-5-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perchlorophenyl)-3-(trifluoromethyl)pyridine