3-Amino-2-bromo-4-(difluoromethyl)-5-fluoropyridine
2,5-Dibromo-3-(difluoromethyl)pyridine-6-acetic acid
3-Amino-2-bromo-6-(difluoromethyl)-5-iodopyridine
6-Amino-3,4-dichloro-2-(difluoromethyl)pyridine
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