InChI=1/C25H26N2O2/c1-29-23-14-11-20(12-15-23)25(19-6-3-2-4-7-19)26-17-24(28)27-22-13-10-18-8-5-9-21(18)16-22/h2-4,6-7,10-16,25-26H,5,8-9,17H2,1H3,(H,27,28)/t25-/m1/s1/f/h27H 4956AB26FBBF65AF