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