InChI=1/C24H26O3/c1-3-18(15-17-11-7-5-8-12-17)22-16-21(25)23(24(26)27-22)20(4-2)19-13-9-6-10-14-19/h5-14,16,18,20,25H,3-4,15H2,1-2H3/t18-,20+/m1/s1 9727438AC19D4FE9