3-Chloro-2-methyl-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-Chloro-5-nitro-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
5-Chloro-4-nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
6-Chloro-2-methyl-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine