2-Amino-6-chloro-3-(difluoromethyl)-5-iodopyridine
6-Amino-3-chloro-2-(difluoromethyl)-4-iodopyridine
Ethyl 2-amino-4-(difluoromethyl)-3-fluoropyridine-5-carboxylate
3-Amino-2-(difluoromethyl)-5-fluoropyridine-6-acetic acid
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