AIDS-139217 AIDS139217 Furazan-3-carboxaldehyde, 4-methyl-, (phenylsulfonyl)hydra- zone, 5-oxide N'-((4-Methyl-5-oxido-4,5-dihydro-1,2,5-oxadiazol-3-yl)methylene)benzenesulfonohydrazide NSC647714