[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][P][=Branch1][N][=C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a phosphonium ylide that is 2-(triphenylphosphoranylidene)acetamide in which the nitrogen has been converted to the corresponding carbamoyl derivative. By targeting the beta-subunit of fatty acid synthase, it inhibits nuclear envelope expansion and nuclear elongation during the closed mitosis of fission yeast. It has a role as an EC 2.3.1.85 (fatty acid synthase) inhibitor. It is a N-acylurea and a phosphonium ylide."}]