Using COc1cc(CC(=O)O)c([N+](=O)[O-])cc1OC, c1ccc2c(N3CCNCC3)nsc2c1 to produce COc1cc(CC(=O)N2CCN(c3nsc4ccccc34)CC2)c([N+](=O)[O-])cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.