5-Methyl-2-nitro-4-(trifluoromethoxy)pyridine-3-sulfonamide
3-(Chloromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-5-acetic acid
4-Methyl-5-nitro-2-(trifluoromethoxy)pyridine-3-sulfonamide
4-(Fluoromethyl)-6-methoxy-2-(trifluoromethoxy)pyridine-3-carboxaldehyde