[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][C][C@@H1][Branch1][Branch1][C][C][Ring1][=Branch1][C][=Branch1][C][=C][C]"}, {"from": "gpt", "value": "The molecule is common in cosmetic products. As the main odor constituent of citrus (plant family Rutaceae), D-limonene is used in food manufacturing and some medicines, e.g. as a flavoring to mask the bitter taste of alkaloids, and as a fragrant in perfumery."}]