Using O=S(=O)(O)O, OC(Cc1ccccc1Cl)(Cn1cncn1)C1(Cl)CC1 to produce OC(Cc1ccccc1Cl)(Cn1ncnc1S)C1(Cl)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.