(E)-N-hydroxy-3-[3-(phenylsulfamoyl)phenyl]prop-2-enamide (E)-3-[3-(phenylsulfamoyl)phenyl]prop-2-enehydroxamic acid NSC726630 PXD-101 Belinostat PX-105684 N-Hydroxy-3-(3-phenylsulphamoylphenyl)acrylamide