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