[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is it is present in mushrooms. It has a role as a fungal metabolite. It is a vitamin D and a seco-ergostane."}, {"from": "gpt", "value": "[C][C@H1][Branch1][N][C][C][C@H1][Branch1][C][C][C][Branch1][C][C][C][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][Branch1][C][C][C][/C][\\-Ring1][=Branch1][=C][\\C][=C][\\C][C@H1][Branch1][#Branch1][C][C][C][/-Ring1][=Branch1][=C][O][C]"}]