2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-5-sulfonamide
5-Methyl-2-nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
Ethyl 2-methoxy-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate
3-(Difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride