3-Benzyl-1-(trans-4-((5-cyanopyridin-2-yl)amino)cycl ohexyl)-1-(4-(4-(1-(2-(2,6-dioxopiperidin-3-yl)-6-fluoro -1,3-dioxoisoindolin-5-yl)piperidin-4-yl)piperazin-1-yl) phenyl)urea [ 3053716-46-1 ]