Using C[O-], Cc1ccc(S(=O)(=O)OC[C@H]2C[C@@H](c3nc(-c4ccc(Oc5ccccc5)cc4)c4c(N)nccn43)C2)cc1 to produce COCC1CC(c2nc(-c3ccc(Oc4ccccc4)cc3)c3c(N)nccn23)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.