Methyl 5-cyano-2-nitro-3-(trifluoromethoxy)pyridine-6-acetate
Methyl 4-cyano-2-nitro-3-(trifluoromethoxy)pyridine-6-acetate
5-(Aminomethyl)-3-chloro-4-(trifluoromethoxy)pyridine-2-methanol
2-Cyano-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonyl chloride