((4-((E)-4-(((5S,8S,10aR)-3-Acetyl-8-(((S)-5-amino-1-(benzhydrylamino)-1,5-dioxopentan-2-yl)carbamoyl)-6-oxodecahydropyrrolo[1,2-a][1,5]diazocin-5-yl)amino)-4-oxobut-2-en-2-yl)phenyl)difluoromethyl)phosphonic acid bioactivity Signal transducer and activator of transcription 3 (Knowledge Graph Assertion)