[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a hydrocarbon and one of the isomers of octane. Octanes may be found in gasoline. (L1296)"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][Branch1][C][C][Branch1][C][C][C]"}]