Ethyl 5-(difluoromethyl)-2,3-diiodopyridine-6-acetate
4-(Difluoromethyl)-3,5-dimethoxypyridine-2-acetic acid
Methyl 2-(difluoromethyl)-3,5-diiodopyridine-4-acetate
3-(Difluoromethyl)-4,5-dimethoxypyridine-2-acetic acid
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