Using O=C(O)[C@@H]1CCCN1C(=O)C1(O)c2ccccc2-c2ccccc21, NCc1ccccc1-n1cnnc1 to produce O=C(NCc1ccccc1-n1cnnc1)[C@@H]1CCCN1C(=O)C1(O)c2ccccc2-c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.