Using CCOC(=O)[C@@H]1O[C@H]1C(=O)N[C@@H](CC(C)C)C(=O)N1CCN(Cc2ccc(OC)c(OC)c2OC)CC1 to produce COc1ccc(CN2CCN(C(=O)[C@H](CC(C)C)NC(=O)[C@@H]3O[C@H]3C(=O)[O-])CC2)c(OC)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.