InChI=1/C31H34N2O4/c34-28-26(18-22-10-4-1-5-11-22)32(20-23-12-6-2-7-13-23)30(36)33-25-16-17-31(33,29(28)35)19-27(25)37-21-24-14-8-3-9-15-24/h1-15,25-29,34-35H,16-21H2/t25-,26-,27-,28+,29+,31+/m1/s1 A0538F9DEAAD3501