[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Ferula foetida and Ferula assa-foetida with data available."}, {"from": "gpt", "value": "[C][C][C@@H1][Branch1][C][C][S][S][C][/C][=C][/S@][=Branch1][C][=O][C]"}]