InChI=1/C28H35NO4/c1-4-28(2,3)25(30)26(31)29-19-12-11-17-24(29)27(32)33-20-18-23(21-13-7-5-8-14-21)22-15-9-6-10-16-22/h5-10,13-16,23-24H,4,11-12,17-20H2,1-3H3/t24-/m0/s1 9D227A6FA80332BA