2-Cyano-3,5-diamino-4-(difluoromethyl)pyridine
2,3-Dichloro-4-(difluoromethyl)pyridine-5-carboxylic acid
3,4-Dichloro-5-(difluoromethyl)pyridine-2-carboxaldehyde
2,4-Dichloro-3-(difluoromethyl)pyridine-5-carboxaldehyde
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