Ethyl 2-(difluoromethyl)-6-hydroxy-3-methoxypyridine-4-carboxylate
2,3-Difluoro-6-(difluoromethyl)pyridine-4-carboxaldehyde
3-(Difluoromethyl)-5-iodo-2-nitropyridine-4-acetic acid
5-(3,5-Dichlorophenyl)-2-fluoroisonicotinic acid
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