[{"from": "human", "value": "Please give me some details about this molecule. [C][N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][/C][=C][/C][=C][N][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][O][C][C][O][C][C][18F]"}, {"from": "gpt", "value": "The molecule is an aromatic ether consisting of a pyridine ring substituted at position 2 by a 2-{2-[2-((18)F)fluoroethoxy]ethoxy}ethoxy group and at position 5 and a 2-(4-methylaminophenyl)vinyl group. A positron emission tomography imaging ligand for the detection of amyloid aggregation associated with Alzheimer disease. It has a role as a radioactive imaging agent. It is an organofluorine compound, a member of pyridines, an aromatic ether, a (18)F radiopharmaceutical and a substituted aniline."}]