4-Bromo-3-methyl-6-(trifluoromethoxy)pyridine-2-sulfonamide
6-(Difluoromethyl)-2-hydroxy-4-iodo-3-methylpyridine
3-Amino-2-chloro-6-(difluoromethyl)-4-nitropyridine
3-(Difluoromethyl)-6-fluoro-4-hydroxypyridine-2-carbonyl chloride
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