29266-98-6 4H-Imidazo(4,5-c)pyridin-4-one, 1,3a,5,6,7,7a-hexahydro-2-((2-deoxy-2-(2-(formimidoylamino)-N-methylacetamido)-beta-D-gulopyranosyl)amino)-7-hydroxy-5-methyl-, 3'-carbamate 71950-48-6 Antibiotic LL-AB 664 BD 12 LL-AB 664