[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the stereoisomer of xi-progoitrin that has S at the carbon bearing the allylic hydroxy group. It has a role as a plant metabolite. It is a conjugate acid of an epi-progoitrin(1-)."}, {"from": "gpt", "value": "[C][=C][C@H1][Branch2][Ring2][Branch1][C][C][=Branch1][O][=N][O][S][=Branch1][C][=O][=Branch1][C][=O][O][S][C@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][O]"}]