Using NC(=O)[C@@H]1[C@H](N)[C@H]2C=C[C@@H]1C2 to produce NC(=O)[C@H]1[C@@H]2CC[C@@H](C2)[C@H]1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.