Methyl 3-chloro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetate
Methyl 5-chloro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetate
2-Cyano-6-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Cyano-3-methoxy-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine