Using COC(=O)CCCC(Br)C1C[C@@H]2[C@@H](/C=C/[C@@H](O)CCCCCCl)[C@H](O)C[C@@H]2O1 to produce COC(=O)CCC/C=C1/C[C@@H]2[C@@H](/C=C/[C@@H](O)CCCCCCl)[C@H](O)C[C@@H]2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.