[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the thioester formed between dithiobutyric acid and 1-(4-methoxyphenyl)-2-sulfanylethanone."}, {"from": "gpt", "value": "[C][C][C][C][=Branch1][C][=S][S][C][C][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C]"}]