Ethyl 5-methyl-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 5-(aminomethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
Ethyl 3-(aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetate
2-(Difluoromethyl)-6-nitro-4-(trifluoromethoxy)pyridine-3-methanol