InChI=1S/C23H36O7/c1-2-3-8-12-19(26)13-9-6-4-5-7-10-14-21(27)22(28)15-11-16-23(29)30-20(17-24)18-25/h3-10,13-14,19-22,24-28H,2,11-12,15-18H2,1H3/b6-4+,7-5-,8-3-,13-9+,14-10-/t19-,21+,22+/m0/s1