Using CN1CCN(CCCN2C(=O)C(Cl)=C(c3ccccc3)Sc3ccccc32)CC1, OO to produce CN1CCN(CCCN2C(=O)C(Cl)=C(c3ccccc3)S(=O)c3ccccc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.