InChI=1/C20H21N5O3/c26-18(8-7-17-22-15-5-2-1-4-14(15)20(27)24-17)23-16-6-3-9-21-19(16)25-10-12-28-13-11-25/h1-6,9H,7-8,10-13H2,(H,23,26)(H,22,24,27)/f/h23-24H B941C5B346840C00