methyl 5-[(3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]-5-hydroxypentanoate

methyl (S)-5-((3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-5-((methylsulfonyl)oxy)pentanoate

({[(4S)-1,3-dibenzyl-2-oxo-5-(phenylthio)imidazolidin-4-yl]methyl}thio)acetaldehyde

1,3-dibenzyl-2-oxo-5-(4-tert-butyldimethylsilyloxy-2-thiabut-3-enyl)-4-phenylthioimidazolidine

1,2-dihydronaphtho[2,1-b]thiophene