Using CC(=O)OC[C@H]1O[C@@H](Oc2n[nH]c(C(C)C)c2Cc2ccc(/C=C/CCN3CCCC4(CCN(C(=O)OC(C)(C)C)CC4)C3)cc2C)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O to produce CC(=O)OC[C@H]1O[C@@H](Oc2n[nH]c(C(C)C)c2Cc2ccc(/C=C/CCN3CCCC4(CCNCC4)C3)cc2C)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.