Using COc1ccc(-c2sc3cc(OC)ccc3c2Oc2ccc(/C=C/c3nnnn3C)cc2)cc1 to produce Cn1nnnc1/C=C/c1ccc(Oc2c(-c3ccc(O)cc3)sc3cc(O)ccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.