142154-94-7 D-Glucitol, 1-deoxy-1-((2-((2-(4-(fluoro-18F)phenyl)-2-oxoethyl)thio)ethyl)amino)-4-O-beta-D-galactopyranosyl- N-Lactitol-S-((18F)fluorophenacyl)cysteamine N-Lactitol-S-(fluorophenacyl)cysteamine NLFPC