3-Methyl-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
Ethyl 4-(difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-3-acetate
3-Methyl-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
Ethyl 3-(difluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-2-acetate