3-Methoxy-5-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide
Methyl 2-methoxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylate
3-Methoxy-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 3-methoxy-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate