InChI=1S/C27H33NO5/c1-23(2,30)22-19(29)14-20-26(31)10-9-15-13-17-16-7-5-6-8-18(16)28-21(17)25(15,4)24(26,3)11-12-27(20,32)33-22/h5-8,14-15,22,28,30-32H,9-13H2,1-4H3