Using COC(=O)CN1C(=O)c2ccc(NS(C)(=O)=O)cc2C1=O to produce CS(=O)(=O)Nc1ccc2c(c1)C(=O)N(CC(=O)O)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.