Methyl 6-(2,5-dichlorophenyl)-2-(trifluoromethyl)nicotinate
3-(Difluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine-4-sulfonamide
6-Cyano-3-(difluoromethyl)-2-methoxypyridine-4-carboxylic acid
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-6-carboxamide