Using COC(=O)c1cccc(CS(=O)(=O)NCc2ccc(OC)cc2OC)c1 to produce COc1ccc(CNS(=O)(=O)Cc2cccc(C(=O)O)c2)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.