134259-24-8 BRN 4802217 N-(1,5-Anhydro-2,4-dideoxy-3-C-methyl-L-threo-pentitol-2-yl)-beta-alanine beta-Alanine, N-(1,5-anhydro-2,4-dideoxy-3-C-methyl-L-threo-pentitol-2-yl)-