3-(Difluoromethyl)-5-nitropyridine-4-carboxaldehyde
2,4-Diamino-3-(difluoromethyl)-6-iodopyridine
2-(Difluoromethyl)-3-(trifluoromethyl)pyridine-5-carboxaldehyde
2,4-Dichloro-6-(difluoromethyl)pyridine-3-acetic acid
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