Using CCCN1CCN(C(=O)OCc2ccccc2)[C@@H]([C@@H](O)[C@H](Cc2ccccc2)N(Cc2ccccc2)Cc2ccccc2)C1=O to produce CCCN1CCN[C@@H]([C@@H](O)[C@@H](N)Cc2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.