(11bS)-8,9,10,11,12,13,14,15-Octahydro-4-hydroxy-2,6-bis[3,5-bis[3,5-bis(trifluoromethyl)phenyl]phenyl]-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 98%, (99% ee)

(11bS)-8,9,10,11,12,13,14,15-Octahydro-4-hydroxy-2,6-bis[3,5-bis[3,5-bis(trifluoromethyl)phenyl]phenyl]-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 98%, (99% ee)