[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][C][C][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a primary nitroalkane that is heptane substituted by a nitro group at position 1. It has a role as a human urinary metabolite. It derives from a hydride of a heptane."}]