[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch2][Ring2][C][C][=C][Branch2][Ring1][N][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][/C][=C][\\C][C][=C][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][Br][O][O][Br]"}, {"from": "gpt", "value": "The molecule is an organobromine compound that is 2-bromobenzene-1,3-diol substituted at position 5 by a (2Z)-4-(4-bromo-2-hydroxy-5-methoxyphenyl)but-2-en-1-yl group. It is isolated from the Red Sea alga Colpomenia sinuosa and exhibits cytotoxicity towards P388, A549, HT-29 and CV-1 tumor cells. It has a role as a metabolite and an antineoplastic agent. It is a polyphenol, an organobromine compound and an aromatic ether."}]