[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch2][Branch1][#Branch2][=C][C][C][/C][=Branch2][Branch1][C][=C][/C][=C][/C][=Branch2][Ring2][#Branch2][=C][/C][=C][/C][=Branch2][Ring2][C][=C][/C][=C][/C][=C][Branch1][C][\\C][/C][=C][/C][=C][Branch1][C][\\C][/C][=C][/C][=C][Branch1][C][\\C][/C][=C][/C][C][Branch1][C][C][Branch1][C][C][O][/C][/C][/C][C]"}, {"from": "gpt", "value": "The molecule is a carotenol having the structure of rhodopin with two hydrogen atoms abstracted from the C(3)-C(4) bond to form an extra trans double bond. It has a role as a bacterial metabolite. It is a carotenol and a tertiary alcohol. It is functionally related to a rhodopin."}]