[{"from": "human", "value": "What can you tell me about this molecule? [C][Branch1][C][Br][Branch1][C][Br][Br]"}, {"from": "gpt", "value": "The molecule are considered inadequate in providing evidence of cancer by exposure to bromoform, while animal data indicate that long-term oral exposure can cause liver and intestinal tumors. Bromoform has been classified as a Group B2, probable human carcinogen."}]