413802.fig.001a
(a)
413802.fig.001b
(b)
Figure 1: (a) Examples of the radiochemical purity studies from Protocol A and Protocol B. Both showed the RCP result of 30 min after radiolabeling. Radiochromatograms were acquired with a radio-TLC scanner. (b) Radiochemical purity and stability tests of the preparation protocols, determined by ITLC and presented as %RCP with mean ± SD ( ).