InChI=1/C17H17N3O2/c18-12-13-8-9-16(22-13)17(21)19-14-6-2-3-7-15(14)20-10-4-1-5-11-20/h2-3,6-9H,1,4-5,10-11H2,(H,19,21)/f/h19H 9A1DA746A899DA20