4-Chloro-5-methoxy-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Chloro-2-fluoro-3-methoxy-5-(trifluoromethoxy)pyridine
4-Chloro-3-methoxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
5-Chloro-3-fluoro-4-methoxy-2-(trifluoromethoxy)pyridine
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