Using COC(=O)c1ccc(-c2cccc(OC)c2)cc1NC(=O)c1cc(C2CCN(C)CC2)ccc1O to produce COc1cccc(-c2ccc(C(=O)O)c(NC(=O)c3cc(C4CCN(C)CC4)ccc3O)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.