Using CC1(C)NC(=O)NC1=O, O=S(=O)(Cl)c1cccc2ccccc12 to produce CC1(C)NC(=O)N(S(=O)(=O)c2cccc3ccccc23)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.