[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@H1][Branch2][Ring1][Branch2][/C][=C][/C][C][C][C][C][C][C][C][C][=Branch1][C][=O][N][Branch1][=Branch1][/C][=C][/C][C][=C][C][C][S][S][C][C@H1][Branch1][#Branch1][N][C][=Branch1][C][=O][C][/C][=C][/C][C][C][C][C][C][C][C][C][=Branch1][C][=O][N][Branch1][=Branch1][/C][=C][/C][C][=C][C]"}, {"from": "gpt", "value": "The molecule is an organic disulfide that results from the dimerization of (10E,12R)-12-(acetylamino)-N-methyl-N-[(1E)-penta-1,4-dien-1-yl]-13-sulfanyltridec-10-enamide. Isolated from Lyngbya majuscula and Schizothrix, it exhibits antineoplastic acitivity. It has a role as a metabolite and an antineoplastic agent. It is an organic disulfide, a member of acetamides, a secondary carboxamide and a tertiary carboxamide."}]