[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=Branch2][Ring2][Branch1][=C][Branch2][Ring1][N][N][C@H1][Branch1][Ring2][S][Ring1][=Branch1][C@@H1][Branch1][Branch1][C][Ring1][Branch1][=O][N][C][=Branch1][C][=O][C][C][=C][C][=C][S][Ring1][Branch1][C][=Branch1][C][=O][O][/C][=C][/C][=C][Branch1][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a chromogenic cephalosporin substrate used to detect the presence of beta-lactamase enzymes, an important mediator of bacterial antibiotic resistance. While other detection methods exist, such as PCR, nitrocefin allows for rapid detection using few materials and inexpensive equipment."}]