Using COC(=O)CN(Cc1cccc2ccccc12)C(C(=O)OC(C)(C)C)[C@@H]1CCCCN1 to produce CC(C)(C)OC(=O)C([C@@H]1CCCCN1)N(CC(=O)O)Cc1cccc2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.