Showing structure for (2s,9s,9as)-9-hydroxy-9-{[(1s,4s)-3-hydroxy-1-methyl-6-oxo-1h,4h-pyrazino[2,1-b]quinazolin-4-yl]methyl}-2-methyl-1-[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-2h,9ah-imidazo[1,2-a]indol-3-one