[S(R)]-N-[(1S)-1-[3',5'-Bis(1,1-dimethylethyl)[1,1'-biphenyl]-2-yl]-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide

[S(R)]-N-[(1S)-1-[3',5'-Bis(1,1-dimethylethyl)[1,1'-biphenyl]-2-yl]-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide