Using CNC(=O)CCCCC[C@H](NC(=O)C1CCCN(c2ccccn2)C1)c1[nH]c(-c2ccc3ccccc3c2)c[nH+]1, O=C=NCc1ccccc1 to produce CNC(=O)CCCCC[C@H](NC(=O)NCc1ccccc1)c1[nH]c(-c2ccc3ccccc3c2)c[nH+]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.