InChI=1/C15H17N5O/c1-3-5-12-13(17)14(19-18-12)15(21)20(2)11-7-4-6-10(8-11)9-16/h4,6-8H,3,5,17H2,1-2H3,(H,18,19)/f/h18H AE7285B5124BEA3C