Using c1ccc(COC[C@H]2C[C@@H]3SC(N4CCC4)=N[C@@H]3[C@@H](OCc3ccccc3)[C@@H]2OCc2ccccc2)cc1 to produce OC[C@H]1C[C@@H]2SC(N3CCC3)=N[C@@H]2[C@@H](O)[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.