3-Methoxy-4-nitro-5-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 2-(fluoromethyl)-4-iodo-3-(trifluoromethoxy)pyridine-6-carboxylate
3-Methoxy-2-nitro-6-(trifluoromethoxy)pyridine-5-sulfonamide
3-(Fluoromethyl)-2-methoxy-5-nitro-4-(trifluoromethoxy)pyridine