Using COc1cc(OC)nc(S(C)(=O)=O)n1, COC(=O)c1c(O)ccc2c(C)noc12 to produce COC(=O)c1c(Oc2nc(OC)cc(OC)n2)ccc2c(C)noc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.