001520: InChI=1.12Beta/C11H19N5O2/c1-9(2)5-4-6-10(3)7-8-13-14-11(12)15-16(17)18/h1-3H3,4H2,5H,6H2,7-8H,(H3-,12,14,15,17,18)/b10-7-,13-8+