1,1,1-Trifluoro-N-[(11bS)-8,9,10,11,12,13,14,15-octahydro-4-oxido-2,6-di-9-phenanthrenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]methanesulfonamide

1,1,1-Trifluoro-N-[(11bS)-8,9,10,11,12,13,14,15-octahydro-4-oxido-2,6-di-9-phenanthrenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]methanesulfonamide