Using CCOC(=O)C(N)CCCCB1OC(C)(C)C(C)(C)O1, O=Cc1ccc(Cl)cc1 to produce CCOC(=O)C(CCCCB1OC(C)(C)C(C)(C)O1)NCc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.