InChI=1/C25H27NO2/c1-6-9-20-24-17(12-13-18-22(24)16(3)15-25(4,5)26-18)23-19(27-14-7-2)10-8-11-21(23)28-20/h6-8,10-13,15,20,26H,1-2,9,14H2,3-5H3/t20-/m0/s1 28B73322704827D7