InChI=1/C21H21N5O3/c1-14(16-8-10-18(11-9-16)26-12-2-3-19(26)27)23-21(29)25-24-20(28)17-6-4-15(13-22)5-7-17/h4-11,14H,2-3,12H2,1H3,(H,24,28)(H2,23,25,29)/t14-/m1/s1/f/h23-25H 37B939B8C2AEF9EA