Using COc1cccc(C23CCCC=C2C(=O)NC(=O)C3)c1 to produce COc1cccc([C@@]23CCCC[C@H]2C(=O)NC(=O)C3)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.