2-Cyano-3-(difluoromethyl)-5-methyl-6-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2-fluoro-3-methyl-5-(trifluoromethoxy)pyridine
2-Cyano-3-(difluoromethyl)-4-methyl-5-(trifluoromethoxy)pyridine
3-Cyano-6-(fluoromethyl)-4-methyl-2-(trifluoromethoxy)pyridine