6-(Difluoromethyl)-2-nitro-4-(trifluoromethyl)pyridine-3-carbonyl chloride
2-(Difluoromethyl)-6-nitro-3-(trifluoromethyl)pyridine-5-carbonyl chloride
Methyl 2-(difluoromethyl)-6-nitro-5-(trifluoromethyl)pyridine-3-acetate
Methyl 2-(difluoromethyl)-6-nitro-4-(trifluoromethyl)pyridine-3-acetate