InChI=1/C17H21N3O2/c1-10-12(17(21)22-2)9-13-15(18)11-7-5-3-4-6-8-14(11)20-16(13)19-10/h9H,3-8H2,1-2H3,(H2,18,19,20)/f/h18H2 FB0866EEFF1A8C17