InChI=1/C18H19N5O2/c1-4-8-20-17(24)12-9-13-16(22-15(12)19-5-2)21-14-7-6-11(3)10-23(14)18(13)25/h4,6-7,9-10H,1,5,8H2,2-3H3,(H,19,22)(H,20,24)/f/h19-20H A2AA63FAA22AA2DD