2-phenyl-3a,4,7,7a-tetrahydro-octahydro-1H-4,7-epoxyisoindole-1,3-dione

endo-4-phenyl-4-aza-10-oxatricyclo[5.2.1.0]dec-8-ene-3,5-dione

diepoxy-1,4,5,8 hexahydro-1,4,4a,5,8,8a naphtalene carboxylate-4a de methyle

齐多夫定