Using CCOC(=O)[C@H]1COc2cc(CCNC[C@H](O)COc3ccc(OCc4ccccc4)cc3OC)ccc2O1 to produce CCOC(=O)[C@H]1COc2cc(CCNC[C@H](O)COc3ccc(O)cc3OC)ccc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.