3-Hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-5-carbonyl chloride
6-Hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-3-carbonyl chloride
2-Hydroxy-6-methoxy-3-(trifluoromethoxy)pyridine-4-carbonyl chloride
Methyl 5-fluoro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate