[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][N][13C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT01677338 (Phase 2 Study to Evaluate the Preliminary Performance of the C13-URA Breath Test Kit in Dyspeptic Subjects)."}]