Ethyl 6-(fluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 2-(fluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
2-(Difluoromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
4-Nitro-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride