5,5'-di-tert-butyl-3,3'-bis[(2S,4S)-3-(4-methylbenzenesulfonyl)-4-((1S)-1-methylpropyl)-1,3-oxazolidinyl]biphenyl-2,2'-diol

2,2'-diacetoxy-5,5'-di-tert-butyl-3,3'-bis[(2R,4R)-4-ethyl-3-(4-methylbenzenesulfonyl)-1,3-oxazolidinyl]biphenyl

3,3'-bis[(2S,4S)-4-benzyl-3-(4-methylbenzenesulfonyl)-1,3-oxazolidinyl]-5,5'-di-tert-butyl-biphenyl-2,2'-diol

2,2'-diacetoxy-5,5'-di-tert-butyl-3,3'-bis[(2S,4S)-3-(4-methylbenzenesulfonyl)-4-((1S)-1-methylpropyl)-1,3-oxazolidinyl]biphenyl

2,2'-diacetoxy-5,5'-di-tert-butyl-3,3'-bis[(2R,4R)-4-ethyl-3-(2,4,6-trimethylbenzenesulfonyl)-1,3-oxazolidinyl]biphenyl