[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][Branch1][S][C][Branch1][=Branch2][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][Branch1][C][C][C][/C][=C][/C][=Branch2][Ring2][=C][=C][/C][=C][/C][=Branch2][Ring2][=Branch1][=C][/C][=C][/C][=C][Branch2][Ring1][=N][/C][=C][/C][=C][Branch2][Ring1][Branch1][/C][=C][/C][=C][Branch1][=C][C][C@@H1][Branch1][=Branch2][C][C][Ring1][=Branch1][Branch1][C][C][C][O][C][\\C][\\C][/C][/C]"}, {"from": "gpt", "value": "The molecule is a carotenol that is beta,beta-carotene carrying two hydroxy substituents at positions 3 and 3' (the 3R,3'S-diastereomer). It is rarely found in diet and is believed to be formed at the macula by metabolic transformations of ingested carotenoids. It has a role as an antioxidant, a marine metabolite, a human xenobiotic metabolite and an anti-inflammatory agent. It derives from a hydride of a beta-carotene."}]