2,3-Dimethoxy-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine
3,5-Dimethoxy-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine
3,4-Dimethoxy-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine
5-Chloro-2,3-dimethyl-4-(trifluoromethoxy)pyridine
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