Methyl 5-acetamido-2,3,5-trideoxy-8,9-O-isopropylidene-D-glycero-D-galacto-non-2-enopyranosonate

5-acetamido-4-guanidino-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate

methyl (4-pentenyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-D-galacto-nonulopyranosid)onate

methyl 5-acetylamino-2,6-anhydro-3,5-dideoxy-4-[2-(acetylmethylamino) acetylamino]-D-glycero-D-galacto-non-2-enonate