InChI=1/C20H24N4O/c1-13-8-9-14(2)18(10-13)16(4)22-20(25)21-11-17-12-24-15(3)6-5-7-19(24)23-17/h5-10,12,16H,11H2,1-4H3,(H2,21,22,25)/p+1/t16-/m1/s1/fC20H25N4O/h21-23H/q+1 A81BCF5DC614AD20