2,5-Dibromo-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
2,3-Dibromo-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine
2,4-Dibromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine
4,5-Diiodo-3-(trifluoromethoxy)pyridine-2-acetic acid
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