Using CSc1nc2ccc(Cc3cnc4ccc(C#N)nn34)cc2s1, O=C(OO)c1cccc(Cl)c1 to produce CS(=O)c1nc2ccc(Cc3cnc4ccc(C#N)nn34)cc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.