Using O=C(O)C(OC1CCOCC1)c1ccc(S(=O)(=O)C2CC2)cc1, CCOc1ccc2nc(N)sc2n1 to produce CCOc1ccc2nc(NC(=O)C(OC3CCOCC3)c3ccc(S(=O)(=O)C4CC4)cc3)sc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.