InChI=1S/C23H30O4/c1-20-9-6-16(24)14-15(20)4-5-17-18(20)7-10-21(2)19(17)8-11-23(21,25)22(3)26-12-13-27-22/h4-6,9,14,17-19,25H,7-8,10-13H2,1-3H3/t17-,18+,19+,20+,21+,23-/m1/s1