Showing structure for (3s,6s,9s,15s,18s,23as)-9-benzyl-6,15-bis[(2s)-butan-2-yl]-1,4,7,10,13,16-hexahydroxy-18-[(1r)-1-hydroxyethyl]-3-isopropyl-3h,6h,9h,12h,15h,18h,21h,22h,23h,23ah-pyrrolo[1,2-a]1,4,7,10,13,16,19-heptaazacyclohenicosan-19-one