InChI=1/C28H28N2O/c31-28-25-12-5-4-11-24(25)26-20-21(13-14-27(26)29-28)8-6-7-17-30-18-15-23(16-19-30)22-9-2-1-3-10-22/h1-5,9-15,20H,6-8,16-19H2,(H,29,31)/p+1/fC28H29N2O/h29-30H/q+1 B2A2B8319CE26025