Ethyl 5-(difluoromethyl)-3-fluoropyridine-2-carboxylate
Ethyl 3-(difluoromethyl)-5-fluoropyridine-2-carboxylate
2-(Difluoromethyl)-6-fluoropyridine-4-carboxaldehyde
6-(Difluoromethyl)-3-fluoropyridine-2-carboxaldehyde
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