Ethyl 2-methoxy-4-nitro-3-(trifluoromethoxy)pyridine-6-carboxylate
4-Methoxy-3-nitro-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
2-(Aminomethyl)-4-methoxy-3-(trifluoromethoxy)pyridine-6-acetic acid
Ethyl 5-(aminomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate