1,1,1-Trifluoro-N-[(11bS)-4-oxido-2,6-bis(triphenylsilyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]methanesulfonamide

1,1,1-Trifluoro-N-[(11bS)-4-oxido-2,6-bis(triphenylsilyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]methanesulfonamide