138590-60-0 3H-Pyrrolo(4,3,2-gh)-1,4-benzodiazonin-3-one, 9-(1,1-dimethyl-2-propenyl)-1,2,4,5,6,8-hexahydro-5-(hydroxymethyl)-1-methyl-2-(1-methylpropyl)-, (2S-(2R*(R*),5R*))- Methylpendolmycin