Using COc1ccc(-c2cn(-c3ccncc3)c3cc(N4CCNCC4)ccc23)cc1 to produce Oc1ccc(-c2cn(-c3ccncc3)c3cc(N4CCNCC4)ccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.