Using COc1ccc(S(=O)(=O)c2c(-c3ccccc3)sc3ccccc23)cc1, CCN(CC)CCCCl to produce CCN(CC)CCCOc1ccc(S(=O)(=O)c2c(-c3ccccc3)sc3ccccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.