Using O=C(NCCS(=O)(=O)Cl)OCc1ccccc1, COC(=O)CN to produce COC(=O)CNS(=O)(=O)CCNC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.