Ethyl 5-methyl-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxylate
3-(Bromomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Ethyl 4-methyl-3-nitro-6-(trifluoromethoxy)pyridine-2-carboxylate
5-(Bromomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine