[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a hydrocarbon and one of the isomers of heptane. Heptanes may be found in gasoline and are widely used as solvents. They are also sold as fuel for outdoor stoves. (L1289)"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][Branch1][C][C][C]"}]