2-Amino-4-(chloromethyl)-3-(2,3,4-trichlorophenyl)pyridine
4-(Chloromethyl)-3-(perchlorophenyl)-2-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perchlorophenyl)-6-(trifluoromethyl)pyridine
4-(Chloromethyl)-2-(perchlorophenyl)-5-(trifluoromethyl)pyridine