(3S,4S)-3,4-bis(benzyloxy)-6-[(3aS,4S,6R,6aS)-tetrahydro-4-methoxy-2,2-dimethylfuro[3,4-d][1,3]dioxol-6-yl]-1-azabicyclo-[3.2.0]heptan-7-one

1,4-bis[(3aS,4R,6S,6aS)-tetrahydro-6-methoxy-2,2-dimethylfuro[3,4-d][1,3]dioxol-4-yl]buta-1,3-diyne

(2S,3S,4S)-3,4-bis(benzyloxy)-2-(benzyloxymethyl)-6-[(3aS,4S,6R,6aS)-tetrahydro-4-methoxy-2,2-dimethylfuro[3,4-d][1,3]dioxol-6-yl]-1-azabicyclo[3.2.0]heptan-7-one

2-(2,3-O-isopropylidene-1-O-methyl-α-D-lyxo-tetrofuranos-4-yl)-3-biphenyl-4-ylquinoxaline