[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=C][C][=Branch2][Ring1][P][=C][C][=C][Ring1][=Branch1][C][=C][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C][=C][Branch1][=N][C][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][O][Ring1][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a natural flavonoid which has been isolated from Delphinium, Witch-hazel, grapefruit, and other plant sources. Kaempferol is a yellow crystalline solid with a melting point of 276-278 degree centigrade. It is slightly soluble in water, and well soluble in hot ethanol and diethyl ether."}]