Fig. 2From: Current radiotracers to image neurodegenerative diseasesChemical structure of ((R)-1-((3-([11C]-methyl-[11C])pyridin-4-yl)methyl)-4-(3,4,5-trifluorophenyl)pyrrolidin-2-one) ([11C]UCB-J) and its F18-labeled radioligand derivative (R)-[18F]MNI-116Back to article page