2,5-Dimethyl-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
2,3-Dimethoxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
3,5-Dimethyl-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4,5-Dimethyl-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
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