translate English to French: Key words: penicillin surrogates, asymmetric dihydroxylation, bis(tricyclohexylphosphine)benzylideneruthenium dichloride, cyclic sulfite, epoxides, azidohydrin, bromohydrin.
Mots clés : substituts de pénicilline, dihydroxylation asymétrique, dichlorure de bis(tricyclohexylphosphine)benzylidèneruthénium, sulfite cyclique, époxydes, azidohydrine, bromohydrine.