4-Cyano-5-hydroxy-3-(trifluoromethoxy)pyridine-2-methanol
2-Cyano-5-(difluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine
2-Cyano-6-methoxy-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-5-methanol
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