InChI=1/C29H26N2O3/c1-19-5-12-26(31-29(33)24-4-2-3-23(15-24)25-13-14-34-18-25)16-27(19)21-8-10-22(11-9-21)28(32)30-17-20-6-7-20/h2-5,8-16,18,20H,6-7,17H2,1H3,(H,30,32)(H,31,33)/f/h30-31H 742B638AE9B42F23