[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][C][C@@H1][C@H1][C@][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][Branch1][Branch1][=Branch1][N][C][Ring1][Branch2][=O][C@H1][Branch1][=Branch1][C][Branch1][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a beta-lactone proteasome inhibitor derived from lactacystin. It has a role as a proteasome inhibitor. It is a beta-lactone and a lactam. It is functionally related to a lactacystin."}]