[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a straight-chain fatty acid that is heptadecanoic acid with a terminal double bond and a triple bond at position 12. Isolated from the twigs of Scleropyrum wallichianum, it exhibits antimycobacterial and antiplasmodial activities. It has a role as a metabolite, an antiplasmodial drug and an antimycobacterial drug. It is an acetylenic fatty acid, a long-chain fatty acid and a straight-chain fatty acid."}, {"from": "gpt", "value": "[C][=C][C][C][C][#C][C][C][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O]"}]