InChI=1/C24H24N2O2/c1-26(2)17-20-13-7-6-12-19(20)16-25-24(28)22-15-9-8-14-21(22)23(27)18-10-4-3-5-11-18/h3-15H,16-17H2,1-2H3,(H,25,28)/p+1/fC24H25N2O2/h25-26H/q+1 6D2691C8C4C31DF5