InChI=1/C18H23N5O2/c1-13(24)19-8-9-20-18-21-16-7-10-23(12-15(16)17(25)22-18)11-14-5-3-2-4-6-14/h2-6H,7-12H2,1H3,(H,19,24)(H2,20,21,22,25)/p+1/fC18H24N5O2/h19-20,22-23H/q+1 3B463EBEF83E6137