Using O=C([O-])[O-], CC1(Cc2ccc3c(c2)OCCO3)CN(C(c2ccccc2)c2ccccc2)CCN1 to produce CN1CCN(C(c2ccccc2)c2ccccc2)CC1(C)Cc1ccc2c(c1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.