Using COC(=O)CCNC(=O)c1ccc(NCCCN2CCSCC2)c([N+](=O)[O-])c1 to produce COC(=O)CCNC(=O)c1ccc(NCCCCc2ccccc2)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.