InChI=1/C20H29N5O3/c26-20(21-16-7-9-23(10-8-16)17-1-2-17)15-22-11-13-24(14-12-22)18-3-5-19(6-4-18)25(27)28/h3-6,16-17H,1-2,7-15H2,(H,21,26)/p+1/fC20H30N5O3/h21,23H/q+1 D67F2B0AE4CAC5C5