3-Bromo-2-chloro-4-(difluoromethyl)pyridine-6-sulfonyl chloride
2-Hydroxymethyl-6-methyl-4-(trifluoromethyl)pyridine
6-Mercapto-2-methyl-3-(trifluoromethyl)pyridine
4-Amino-2-(difluoromethyl)-5-nitropyridine-3-carbonyl chloride
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