InChI=1/C18H19N5O2/c1-10-4-6-13(21-12(10)3)9-20-17(24)15-8-14(22-18(19)23-15)16-7-5-11(2)25-16/h4-8H,9H2,1-3H3,(H,20,24)(H2,19,22,23)/f/h20H,19H2 6AC5F4FFE6546A10