InChI=1/C21H27N5O2/c27-21(18-6-4-10-26(16-18)19-7-1-2-8-22-19)24-15-17-5-3-9-23-20(17)25-11-13-28-14-12-25/h1-3,5,7-9,18H,4,6,10-16H2,(H,24,27)/p+1/t18-/m0/s1/fC21H28N5O2/h22,24H/q+1 662A09711018F95D