2-(Difluoromethyl)-6-methyl-4-nitropyridine-3-sulfonamide
Ethyl 4-(difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 5-(difluoromethyl)-3-methoxy-2-(trifluoromethyl)pyridine-4-carboxylate
Ethyl 5-(difluoromethyl)-3-methoxy-4-(trifluoromethyl)pyridine-2-carboxylate