[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][=C]"}, {"from": "gpt", "value": "The molecule is an alkene that is docosane with an unsaturation at position 1. Metabolite observed in cancer metabolism. It has a role as a human metabolite."}]