[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][N][C][=C][Branch2][Ring1][C][C][=C][Branch1][=N][C][=Branch1][Branch1][=C][Ring1][=Branch1][I][C][=Branch1][C][=O][O][I][I]"}, {"from": "gpt", "value": "The molecule is the first monomeric ionic compound used as an X-ray contrast agent. It was first synthesized by Wallingford in 1953 and it was filled in the FDA by the Johnson & Johnson subsidiary, Cilag Chemie AG, on February 8th, 1978. Acetrizoic acid presents, in the FDA records, a category of drug substance with an inactive status."}]