2-Chloro-6-(difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine
Methyl 6-chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
2-Chloro-5-(difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine
3-Chloro-5-nitro-2-(trifluoromethoxy)pyridine-4-acetic acid