Methyl 3-(difluoromethyl)-2,6-diiodopyridine-5-acetate
Ethyl 3-(difluoromethyl)-4,6-diiodopyridine-2-carboxylate
Methyl 2-(difluoromethyl)-3,6-diiodopyridine-4-acetate
2-(Difluoromethyl)-4,5-dimethoxy-3-fluoropyridine
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