2-(Difluoromethyl)-4-nitro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-(Difluoromethyl)-4-nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Methyl 5-methyl-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate