InChI=1/C21H21N5O3/c27-19(14-25-12-10-15-6-4-5-9-18(15)25)23-24-21(29)22-17-11-13-26(20(17)28)16-7-2-1-3-8-16/h1-10,12,17H,11,13-14H2,(H,23,27)(H2,22,24,29)/t17-/m1/s1/f/h22-24H 2796C9E91E43E912