InChI=1S/C27H31NO3/c1-24(2)23-21(29)14-19-18-10-9-15-13-17-16-7-5-6-8-20(16)28-22(17)26(15,4)25(18,3)11-12-27(19,30-23)31-24/h5-8,14-15,18,23,28H,9-13H2,1-4H3