InChI=1/C27H26N2O3/c1-17-9-8-13-23(19(17)3)29(27(31)22-12-5-6-14-24(22)32-4)16-21-15-20-11-7-10-18(2)25(20)28-26(21)30/h5-15H,16H2,1-4H3,(H,28,30)/f/h28H B1B21EC0A5F97E85