(S)-(2l,6l)-6-methyl-3-(1-methylethyl)-2-(phenylmethyl)-1,3,2-oxazaphosphorinane 2-sulfide

(S)-(2u,6l,1'l)-6-methyl-3-(1-methylethyl)-2-(1'-methyl-2'-phenylethyl)-1,3,2-oxazaphosphorinane 2-oxide

(S)-(2l,6l,1'u)-2-(1',2'-diphenylethyl)-3-(1-methylethyl)-6-methyl-1,3,2-oxazaphosphorinane 2-sulfide