Ethyl 3-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-acetate
5-(Chloromethyl)-4-methyl-2-nitro-3-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-6-carbonyl chloride
Ethyl 3-(difluoromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-4-acetate