InChI=1/C28H32N2O/c31-28(27-14-8-3-9-15-27)30(23-26-12-6-2-7-13-26)21-18-24-16-19-29(20-17-24)22-25-10-4-1-5-11-25/h1-15,24H,16-23H2/p+1/fC28H33N2O/h29H/q+1 5990A1024B59B047