3-(Difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 6-methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate
Methyl 2-(difluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-(difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-4-carboxylate