2-(Difluoromethyl)-3-methyl-6-nitro-5-(trifluoromethyl)pyridine
2-(Difluoromethyl)-3-methyl-5-nitro-6-(trifluoromethyl)pyridine
2-(Difluoromethyl)-3-methyl-4-nitro-6-(trifluoromethyl)pyridine
Ethyl 3-(difluoromethyl)-5-methoxy-2-(trifluoromethyl)pyridine-4-acetate