InChI=1/C33H40N2O4/c1-33(2,3)39-32(38)35-29(21-24-14-8-5-9-15-24)30(36)22-26(20-23-12-6-4-7-13-23)31(37)34-28-19-18-25-16-10-11-17-27(25)28/h4-17,26,28-30,36H,18-22H2,1-3H3,(H,34,37)(H,35,38)/t26-,28+,29+,30+/m1/s1/f/h34-35H 4A1F30798E6C9384