3-Cyano-4-(difluoromethyl)-5-methoxy-2-(trifluoromethoxy)pyridine
2-Chloro-3-(fluoromethyl)-4-methyl-5-(trifluoromethoxy)pyridine
3-Cyano-2-(difluoromethyl)-6-methoxy-5-(trifluoromethoxy)pyridine
5-Chloro-2-(chloromethyl)-3-methyl-4-(trifluoromethoxy)pyridine