Using CN(CCN(CCCCl)C(=O)NCCc1ccc(C#N)cc1)S(=O)(=O)c1cccc(Cl)c1Cl to produce CN(CCN1CCCN(CCc2ccc(C#N)cc2)C1=O)S(=O)(=O)c1cccc(Cl)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.