140715-88-4

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