2-(Difluoromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2,6-Diamino-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-(Difluoromethyl)-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3,6-Diamino-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine