Using COCCSc1ncnc2cc(O)ccc12, O=S1(=O)CCN(CCCO)CC1 to produce COCCSc1ncnc2cc(OCCCN3CCS(=O)(=O)CC3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.