Using CN(CCN(C)C(=O)N1CCCCCC1)C(=O)O[C@@H](Cc1ccccc1)C(=O)OCc1ccccc1 to produce CN(CCN(C)C(=O)N1CCCCCC1)C(=O)O[C@@H](Cc1ccccc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.