Using O=C1C[C@@H]2[C@@H](/C=C/[C@@H](O)c3cc4ccccc4s3)[C@H](OC(=O)c3ccc(-c4ccccc4)cc3)C[C@@H]2O1 to produce O=C1C[C@@H]2[C@@H](/C=C/[C@@H](O)c3cc4ccccc4s3)[C@H](O)C[C@@H]2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.