4-Amino-2-chloro-3-(difluoromethyl)pyridine-5-carboxylic acid
2-Chloro-6-methoxypyridine-3-sulfonyl chloride
2-(Difluoromethyl)-3-iodo-6-nitro-5-(trifluoromethyl)pyridine
4-Amino-2-chloro-5-(difluoromethyl)pyridine
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