Using CS(=O)(=O)OC1CN(c2nc(CN3C(=O)CCC3=O)cs2)C1, CC([O-])=S to produce CC(=O)SC1CN(c2nc(CN3C(=O)CCC3=O)cs2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.