2,3-Dimethoxy-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine
2,4-Dibromo-3-iodo-6-(trifluoromethoxy)pyridine
2,3-Dimethoxy-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine
2,3-Dibromo-6-iodo-4-(trifluoromethoxy)pyridine
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