InChI=1S/C23H36O6/c1-2-3-6-10-19(25)13-14-21-18(12-15-22(21)27)9-7-4-5-8-11-23(28)29-17-20(26)16-24/h4,7,12-15,18-21,24-26H,2-3,5-6,8-11,16-17H2,1H3/b7-4-,14-13+/t18-,19-,20-,21+/m0/s1