Using C#CCOC(C)(C)C(=O)OCI, COc1ccc(COC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCc2ccccc2)NC(=O)CN2CCOCC2)cc1 to produce C#CCOC(C)(C)C(=O)OCN(C(=O)[C@H](CCc1ccccc1)NC(=O)CN1CCOCC1)[C@@H](CC(C)C)C(=O)OCc1ccc(OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.