Methyl 4-cyano-6-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
2-(Difluoromethyl)-4-fluoro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
Methyl 4-cyano-2-methoxy-3-(trifluoromethoxy)pyridine-5-acetate
2-(Difluoromethyl)-4-fluoro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine