Using CCOC(=O)c1c(/C=C/c2cccc(OC)c2OCC2CC2)nc2sccn12 to produce COc1cccc(/C=C/c2nc3sccn3c2C(=O)O)c1OCC1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.