Using CCOC(=O)/C(C)=C/c1ccc(OC2=C(c3ccc(OC)cc3)S(=O)c3cc(OC)ccc32)cc1 to produce CCOC(=O)/C(C)=C/c1ccc(Oc2c(-c3ccc(OC)cc3)sc3cc(OC)ccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.