[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an alkene that is dodecane containing one double bond at position 1. It is an intermediate used in the production of lubricants and surfactants. It has a role as a human metabolite and a mammalian metabolite. It is a dodecene and a volatile organic compound."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][=C]"}]