InChI=1/C21H25NO/c1-14(2)16-10-11-19-18(13-16)21-17(9-6-12-23-21)20(22-19)15-7-4-3-5-8-15/h3-5,7-8,10-11,13-14,17,20-22H,6,9,12H2,1-2H3/t17-,20-,21-/m0/s1 1C17373E7B9B5B01