1 8GP N-[(cyclopropylamino)(oxo)acetyl]-beta-D-glucopyranosylamine 1.000 2 9GP N-(hydroxyacetyl)-beta-D-glucopyranosylamine 0.800 3 445 N-[oxo(phenylamino)acetyl]-beta-D-glucopyranosylamine 0.792 4 475 N-[oxo(pyridin-2-ylamino)acetyl]-beta-D-glucopyranosylamine 0.792 5 4GP N-(carboxycarbonyl)-beta-D-glucopyranosylamine 0.762 6 NBG N-acetyl-beta-D-glucopyranosylamine 0.750 7 6GP N-[methoxy(oxo)acetyl]-beta-D-glucopyranosylamine 0.727 8 DL6 N-(azidoacetyl)-beta-D-glucopyranosylamine 0.727