InChI=1/C18H19N5O/c19-16-18-21-17(15-10-5-11-24-15)22-23(18)12-14(20-16)9-4-8-13-6-2-1-3-7-13/h5,10-13H,1-3,6-8H2,(H2,19,20)/p+1/fC18H20N5O/h20H,19H2/q+1 4E8DD09828C44474