Using COCCCOc1cccc(N2CC(C)(C)N(C(=O)OC(C)(C)C)CC2=O)c1 to produce COCCCOc1cccc(N2CCN(C(=O)OC(C)(C)C)C(C)(C)C2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.