Using COc1ccc(CC[C@H](CC(=O)O)NC(=O)[C@@H]2CCCN(C(=O)/C=C/C3CCN(C(=O)OC(C)(C)C)CC3)C2)cc1OC to produce COc1ccc(CC[C@H](CC(=O)O)NC(=O)[C@@H]2CCCN(C(=O)/C=C/C3CCNCC3)C2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.