InChI=1/C27H27NO4/c1-15-14-27(2,3)28-19-9-8-18-24(23(15)19)22(13-16-6-5-7-17(29)12-16)32-21-11-10-20(30)26(31-4)25(18)21/h5-14,19,23,28-30H,1-4H3/b22-13-/t19-,23-/m1/s1 04E44F86F2B30F0D