Using CCOCC1(N(C(=O)CC)c2ccccc2)CCN(Cc2ccccc2)CC1 to produce CCOCC1(N(C(=O)CC)c2ccccc2)CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.