Using CCN1CCN(C(=O)NC(C(=O)N[C@@H]2C(=O)N(OCc3ccccc3)[C@H]2C)c2ccccc2)C(=O)C1=O to produce CCN1CCN(C(=O)NC(C(=O)N[C@@H]2C(=O)N(O)[C@H]2C)c2ccccc2)C(=O)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.