Using CC(C)c1ccccc1SC(C(=O)O)C(=O)O, CC(=O)c1ccc2c(c1)OC=CO2 to produce CC(C)c1ccccc1Sc1c(O)cc(-c2ccc3c(c2)OCCO3)oc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.