6-(Difluoromethoxy)-3-(pyridin-4-yl)-2-(trifluoromethyl)pyridine
6-(Difluoromethoxy)-3-(pyridin-3-yl)-2-(trifluoromethyl)pyridine
2-(Difluoromethoxy)-3-(pyridin-4-yl)-6-(trifluoromethyl)pyridine
2-(Difluoromethoxy)-3-(pyridin-3-yl)-6-(trifluoromethyl)pyridine