Using COC(=O)C1=Cc2cc(OCc3ccccc3OC)ccc2S(=O)(=O)CC1 to produce COc1ccccc1COc1ccc2c(c1)C=C(C(=O)O)CCS2(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.