InChI=1/C20H17N5O3/c1-2-8-21-18(26)11-22-19(27)13-4-3-5-15(9-13)25-20(28)14-6-7-16-17(10-14)24-12-23-16/h1,3-7,9-10,12H,8,11H2,(H,21,26)(H,22,27)(H,23,24)(H,25,28)/f/h21-23,25H 966E3913D0809730