007813: InChI=1.12Beta/C17H20N4O/c1-4-21(5-2)14-9-15-13(6-10(14)3)20-17-12(19)7-11(18)8-16(17)22-15/h1-3H3,4-5H2,6-9H,18H,19H2/b18-11+