Using CCCCc1oc2ccccc2c1-c1ncc(-c2ccc3c(Br)c(OCC#N)ccc3c2)o1, [N-]=[N+]=[N-] to produce CCCCc1oc2ccccc2c1-c1ncc(-c2ccc3c(Br)c(OCc4nnn[nH]4)ccc3c2)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.