[{"from": "human", "value": "Describe this molecule. [C][C@@H1][Branch2][Ring1][N][N][=C][Branch1][Branch2][C][=Branch1][C][=O][N][Ring1][#Branch1][C][=C][N][C][=C][Ring1][Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][Br][C][=C][N][C][=C][Ring1][Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][Br]"}, {"from": "gpt", "value": "The molecule is an optically active form of hamacanthin A having S-configuration. It is an antifungal drug isolated from deep water marine sponge Hamacantha sp."}]