2-Cyano-4-methoxy-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Chloro-6-hydroxy-2-methoxy-5-(trifluoromethoxy)pyridine
2-Cyano-3-methoxy-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
5-Chloro-2-hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine
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