InChI=1/C33H32N2O4/c1-37-27-18-14-23(15-19-27)30-22-29(34-25-10-6-4-7-11-25)31(33(36)39-3)32(24-16-20-28(38-2)21-17-24)35(30)26-12-8-5-9-13-26/h4-21,30,32,34H,22H2,1-3H3/t30-,32-/m1/s1 87F954AAFFD607E8