InChI=1/C33H40N2O5/c1-33(2,3)40-32(39)34-27(19-23-14-8-5-9-15-23)28(36)21-25(18-22-12-6-4-7-13-22)31(38)35-30-26-17-11-10-16-24(26)20-29(30)37/h4-17,25,27-30,36-37H,18-21H2,1-3H3,(H,34,39)(H,35,38)/t25-,27+,28+,29+,30+/m1/s1/f/h34-35H 917B45819B5C1464