3-Amino-5-(difluoromethyl)-4-iodo-2-methoxypyridine
Methyl 2-amino-3-cyano-4-(difluoromethyl)pyridine-6-carboxylate
3-Amino-4-(difluoromethyl)-5-iodo-2-methoxypyridine
3-Amino-6-cyano-2-(difluoromethyl)pyridine-5-carboxylic acid
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