Using COc1ccccc1N1CCN(Cc2cncc(-c3ccccc3)c2)CC1 to produce Oc1ccccc1N1CCN(Cc2cncc(-c3ccccc3)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.