InChI=1/C27H25NO2/c29-25-23-13-7-8-14-24(23)26(30)27(25,22-11-5-2-6-12-22)28-17-15-21(16-18-28)19-20-9-3-1-4-10-20/h1-14,21H,15-19H2 DB004BBA4C6B4E5D