5-Amino-3-cyano-2-nitro-4-(trifluoromethoxy)pyridine
2-Amino-4-(chloromethyl)-5-cyano-3-(trifluoromethoxy)pyridine
5-Amino-3-cyano-4-nitro-2-(trifluoromethoxy)pyridine
2-Amino-3-(chloromethyl)-6-cyano-5-(trifluoromethoxy)pyridine
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