preferred_name: 2,5-ANHYDRO-1,3,4-TRIDEOXY-2-C-(2,4-DIFLUOROPHENYL)-4-((4-(4-(4-(((1-((1S,2S)-1-ETHYL-2-HYDROXYPROPYL)-2-FORMYLHYDRAZINYL)CARBONYL)AMINO)PHENYL)-1-PIPERAZINYL)PHENOXY)METHYL)-1-(1H-1,2,4-TRIAZOL-1-YL)-D-THREO-PENTITOL