InChI=1/C31H31N3O4/c35-31(36)23-3-1-21(2-4-23)15-17-34-26-9-10-27(34)20-25(19-26)33-24-7-13-29(14-8-24)38-28-11-5-22(6-12-28)30-32-16-18-37-30/h1-8,11-14,16,18,25-27,33H,9-10,15,17,19-20H2,(H,35,36)/t25?,26-,27+/f/h34H 96BFFAD47F35DE1D