[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is under investigation in clinical trial NCT01688947 (Analgesic Efficacy and Safety of V116517 in Subjects With Moderate to Severe Chronic Pain Due to Postherpetic Neuralgia (PHN))."}, {"from": "gpt", "value": "[C][C][N][Branch2][Ring1][=Branch2][C][C][=C][Ring1][=Branch1][C][=C][Branch1][#C][C][=C][Branch1][Branch1][C][=N][Ring1][=Branch1][C@@H1][Branch1][Ring1][C][O][O][Cl][C][=Branch1][C][=O][N][C][=N][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][Branch1][C][F][Branch1][C][F][F]"}]