InChI=1/C25H30O3/c1-3-16-25(17-15-19-11-7-5-8-12-19)18-22(26)23(24(27)28-25)21(4-2)20-13-9-6-10-14-20/h5-14,21,23H,3-4,15-18H2,1-2H3/t21-,23+,25+/m1/s1 4C5409D1E146DE88