Ethyl 2,3-dichloro-5-(difluoromethyl)pyridine-6-carboxylate
2-(Bromomethyl)-4-(difluoromethyl)-3-iodopyridine
2-(Aminomethyl)-4-(difluoromethyl)pyridine-3-carboxaldehyde
2-Amino-3-(difluoromethyl)-5-methoxypyridine-6-acetic acid
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