5-benzenesulfonyloxy-2-hydroxymethylpyridyldiphenylphosphate

[[R,R]-2S]-N-(2-hydroxy-1-methyl-2-phenylethyl)-N-methyl 2-amino-3-(2-(5-benzenesulfonyloxy)pyridyl)propionamide

5-(benzenesulfonyloxy)-2-(iodomethyl)pyridine