Using COC(=O)CC(CCCN1CC[C@@H](CCC2(C)OCCO2)C1=O)c1ccc(OC)nc1 to produce COC(=O)CC(CCCN1CC[C@@H](CCC(C)=O)C1=O)c1ccc(OC)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.