Ethyl 3-(difluoromethyl)-6-methoxypyridine-2-acetate
3-(Difluoromethyl)-2-(trifluoromethyl)pyridine-4-acetic acid
Ethyl 4-(difluoromethyl)-5-methoxypyridine-2-acetate
Ethyl 5-(difluoromethyl)-3-methoxypyridine-2-acetate
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