InChI=1/C18H27N5O2/c1-23(2)18(9-5-3-4-6-10-18)12-19-16(24)20-13-7-8-14-15(11-13)22-17(25)21-14/h7-8,11H,3-6,9-10,12H2,1-2H3,(H2,19,20,24)(H2,21,22,25)/p+1/fC18H28N5O2/h19-23H/q+1 3F44FAF85F9E8AD3