Using CCOC(=O)C(=O)OCC, CC(C)NC(=O)N1CC(=O)N2C(CCC2c2ccccc2)C1 to produce CC(C)n1c(=O)c(O)c2n(c1=O)C[C@@H]1CC[C@H](c3ccccc3)N1C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.