InChI=1S/C27H31NO2/c1-2-3-4-5-6-7-8-9-16-21-30-27(29)25(22-28)26(23-17-12-10-13-18-23)24-19-14-11-15-20-24/h2,10-15,17-20H,1,3-9,16,21H2