Using COC(=O)/C=C/c1ccc(Oc2c(-c3ccccc3C(C)C)sc3cc(O)ccc23)cc1 to produce CC(C)c1ccccc1-c1sc2cc(O)ccc2c1Oc1ccc(/C=C/C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.