for the following products
((2S,3S)-2-(benzyloxy)pentan-3-yl)hydrazine(2S,3S)-2,3-bis(benzoyloxy)succinate | [(2S,3S)-2-(benzyloxy)pentan-3-yl]hydrazine | [S-(R',R')]-2,3-Bis(benzoyloxy)butanedioic acid compd. with [S-(R',R')]-[1-ethyl-2-(phenylmethoxy)propyl]hydrazine and Posaconazole
