Using CC(Nc1nccc(-n2cnc3ccccc32)n1)C1CNCCN1C, CS(=O)(=O)Cl to produce CC(Nc1nccc(-n2cnc3ccccc32)n1)C1CN(S(C)(=O)=O)CCN1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.