Using CN1CCC(O)CC1, O=S(=O)(Cc1ccncc1)c1ccc(Cl)cc1 to produce CN1CCC(C(c2ccncc2)S(=O)(=O)c2ccc(Cl)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.