Using C#C[C@]1(O)[C@H](C)C[C@H]2[C@@H]3CCC4=C(CCC(=O)C4)C3=CC[C@@]21C to produce C#C[C@]1(O)[C@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)CCC4=C3C=C[C@@]21C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.