Using CCOC(=O)C1CC=C(c2ccc(N)c3c(=O)c(C)c[nH]c23)CC1 to produce CCOC(=O)[C@H]1CC[C@@H](c2ccc(N)c3c(=O)c(C)c[nH]c32)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.