3-Chloro-2-(difluoromethyl)-4-hydroxypyridine-6-sulfonyl chloride
2-Fluoro-4-iodopyridine-6-carbonyl chloride
3-Hydroxymethyl-5-methyl-2-(trifluoromethyl)pyridine
Ethyl 6-(fluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxylate
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