2-(Trifluoromethyl)-3-(4-(trifluoromethyl)phenyl)isonicotinic acid
6-Cyano-3-(difluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
3-Cyano-5-(difluoromethyl)-6-hydroxypyridine-2-carboxamide
2,6-Dichloro-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine