Using CCOC(=O)c1cc(=O)c2cc(OC)cc(N3CCN(C)CC3)c2o1 to produce COc1cc(N2CCN(C)CC2)c2oc(C(=O)O)cc(=O)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.