Ethyl 3-(aminomethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetate
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