2-(Difluoromethyl)-3-methylpyridine-4-carboxaldehyde
6-Amino-2-cyano-3-(difluoromethyl)pyridine
2-Amino-4-(difluoromethyl)-6-(trifluoromethyl)pyridine
2-Amino-4-cyano-6-(difluoromethyl)pyridine
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