Using COC(=O)c1cc(C(=O)N2CCN(C)CC2)ccc1OCc1ccccc1 to produce CN1CCN(C(=O)c2ccc(OCc3ccccc3)c(C(=O)O)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.