InChI=1/C21H27N5O2/c1-2-25-13-10-22-19(25)16-24-20(27)15-18-21(28)23-11-14-26(18)12-6-9-17-7-4-3-5-8-17/h3-10,13,18H,2,11-12,14-16H2,1H3,(H,23,28)(H,24,27)/p+1/b9-6+/t18-/m0/s1/fC21H28N5O2/h22,24,28H/q+1 C7B6A32996D23531