140852-71-7

2H-Pyrazino[2,1-b]quinazoline-3,6(1H,4H)-dione,1-methyl-4-[(2,3,9,9a-tetrahydro-9-hydroxy-2-methyl-3-oxo-1H-imidazo[1,2-a]indol-9-yl)methyl]-,[2S-[2a,9b,9(1S*,4S*),9ab]]-