Using C#C[C@]1(OC)CC[C@H]2[C@@H]3CC[C@@]4(O)CC(OC)(OC)CCC4=C3[C@@H](c3ccc(C4OCCO4)cc3)C[C@@]21C to produce C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CCC4=C3[C@@H](c3ccc(C=O)cc3)C[C@@]21C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.