6-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
5-Fluoro-2-(difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine
6-Fluoro-2-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine
2-Fluoro-6-hydroxy-3-methyl-4-(trifluoromethoxy)pyridine
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