InChI=1/C19H21N3O2/c1-10-6-11(2)17(12(3)7-10)22-13(4)8-15(14(22)5)9-16-18(23)21-19(24)20-16/h6-9H,1-5H3,(H2,20,21,23,24)/p-1/b16-9+/fC19H20N3O2/h20H/q-1 87BA331D86181CB2