Using O=C1NC(=O)c2ccccc21, CC(C)CN(C(=O)OCc1ccccc1)[C@H]1C[C@@H](CO)CN(C(=O)OC(C)(C)C)C1 to produce CC(C)CN[C@H]1C[C@@H](CN2CCCC2=O)CN(C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.