Using COCC(=O)O, c1ccc(C(c2ccccc2)N2CC(N3CCNCC3)C2)cc1 to produce COCC(=O)N1CCN(C2CN(C(c3ccccc3)c3ccccc3)C2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.