Ethyl 2-bromo-5-(difluoromethyl)pyridine-4-carboxylate
4-Amino-5-(difluoromethyl)-2-methoxypyridine
Methyl 4-bromo-3-(difluoromethyl)pyridine-5-carboxylate
2-Amino-4-(difluoromethyl)-6-methoxypyridine
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