[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Grateloupia filicina with data available."}, {"from": "gpt", "value": "[C][O][C][C][=C][C][=Branch2][Ring1][Branch1][=C][Branch1][P][C][=Branch1][=N][=C][Ring1][=Branch1][C][S][=Branch1][C][=O][=Branch1][C][=O][C][O][O][O]"}]