1-(2-Oxo-4-amino-1,2-dihydropyrimidine-1-yl)-4-(N-methyl-Gly-D-Ser-amino)-1,4-dideoxy-β-D-glucopyranulonamide | 6-(4-amino-2-keto-pyrimidin-1-yl)-4,5-dihydroxy-3-[[3-hydroxy-2-(sarcosylamino)propanoyl]amino]tetrahydropyran-2-carboxamide |
6-(4-amino-2-oxopyrimidin-1-yl)-4,5-dihydroxy-3-[[3-hydroxy-2-[[2-(methylamino)acetyl]amino]propanoyl]amino]oxane-2-carboxamide | 6-(4-azanyl-2-oxo-pyrimidin-1-yl)-4,5-dihydroxy-3-[[3-hydroxy-2-[2-(methylamino)ethanoylamino]propanoyl]amino]oxane-2-carboxamide |