InChI=1/C17H21N3O2/c1-10-5-6-14(11(2)9-10)7-8-18-16(21)15-12(3)13(4)19-20-17(15)22/h5-6,9H,7-8H2,1-4H3,(H,18,21)(H,20,22)/p-1/fC17H20N3O2/h18H/q-1 A75EC5E8CB58A1F9