InChI=1/C18H26N4O/c1-4-6-13-8-12(9-14(7-5-2)16(13)23-3)10-15-11-21-18(20)22-17(15)19/h8-9,11H,4-7,10H2,1-3H3,(H4,19,20,21,22)/p+1/fC18H27N4O/h21H,19-20H2/q+1 AD1AE41F1D40D44E