InChI=1/C20H19N5O3/c1-2-12-23(13-11-16-7-4-3-5-8-16)20(26)19-15-24(22-21-19)17-9-6-10-18(14-17)25(27)28/h2-10,14-15H,1,11-13H2 C1CFBA08262288D3