2,4-(1H,3H)-Pyrimidinedione, 1-((10(E),11R)-11-O-(2-(acetylamino)-2-deoxy-alpha-D-glucopyranosyl)-6,10-dideoxy-10-((1-oxo-2-heptadecenyl)amino)-L-galacto-beta-D-allo-undecodialdo-1,4-furanose-11,7-pyranos-1-yl)- 73942-09-3 Tunicamycin B2