Using Cc1ccc(S(=O)(=O)Oc2ccc(C=O)cc2)cc1, Nc1ccc(OCCN2CCCC2)cc1 to produce Cc1ccc(S(=O)(=O)Oc2ccc(CNc3ccc(OCCN4CCCC4)cc3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.