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