Using O=C(CN1CCO[C@@H](COc2ccccn2)C1)N1CCc2ccccc21, Oc1ccccc1 to produce c1ccc(OC[C@@H]2CN(CCN3CCc4ccccc43)CCO2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.