InChI=1/C18H24N4O/c23-14-15-7-11-22(12-8-15)13-10-19-17-6-9-20-18(21-17)16-4-2-1-3-5-16/h1-6,9,15,23H,7-8,10-14H2,(H,19,20,21)/p+1/fC18H25N4O/h19,22H/q+1 94916B49269E4507