[{"from": "human", "value": "Describe this molecule. [C][C@@H1][C@@H1][C@H1][Branch2][Ring1][S][C][=Branch1][C][=O][N][Ring1][Branch1][C][=Branch1][P][=C][Ring1][Branch2][S][C][C][N][C][=N][C][=N+1][Ring1][Branch1][C][Ring1][Branch2][C][=Branch1][C][=O][O-1][C@@H1][Branch1][C][C][O]"}, {"from": "gpt", "value": "The molecule is a 1-beta-methylcarbapenem antibiotic with a wide range of antibacterial activity. Biapenem has similar antibacterial activity to that of imipenem, but is more stable against human renal dehydropeptidase-I and with less neurotoxicity."}]