InChI=1/C21H21N5O2/c22-20(27)19-11-18-17(23-14-25(18)12-15-7-3-1-4-8-15)13-26(19)21(28)24-16-9-5-2-6-10-16/h1-10,14,19H,11-13H2,(H2,22,27)(H,24,28)/t19-/m1/s1/f/h24H,22H2 627E8BF69A297CB3