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