Using CCCCOC(=O)[C@@H](CC)Oc1cccc(CN(CCCOc2ccc(OC)cc2)c2nc3ccccc3o2)c1 to produce CC[C@@H](Oc1cccc(CN(CCCOc2ccc(OC)cc2)c2nc3ccccc3o2)c1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.