Using CN1CCC(O)CC1, Cc1nc2n(c1-c1ccccc1)CCc1ccccc1C2O to produce Cc1nc2n(c1-c1ccccc1)CCc1ccccc1C2OC1CCN(C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.