Using CCOC(=O)c1ccc(O)cc1, CS(=O)(=O)OCc1cn(-c2cccnc2)c2ccccc12 to produce CCOC(=O)c1ccc(OCc2cn(-c3cccnc3)c3ccccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.