InChI=1/C22H24N2O2/c25-21-19-8-4-5-9-20(19)22(26)24(21)15-12-17-10-13-23(14-11-17)16-18-6-2-1-3-7-18/h1-9,17H,10-16H2/p+1/fC22H25N2O2/h23H/q+1 D1AC71556173F8BE