2-Cyano-3-(difluoromethyl)-4-(trifluoromethyl)pyridine
5-Cyano-2-(difluoromethyl)-3-(fluoromethyl)pyridine
Methyl 3-amino-2-(difluoromethyl)pyridine-4-carboxylate
4-Amino-2-(difluoromethyl)pyridine-6-acetic acid
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