InChI=1/C32H32N2O4/c35-27-15-7-13-25(17-27)21-33-29(19-23-9-3-1-4-10-23)31(37)30(20-24-11-5-2-6-12-24)34(32(33)38)22-26-14-8-16-28(36)18-26/h1-18,29-31,35-37H,19-22H2/t29-,30-/m1/s1 62EBE76EEF16D0C4