InChI=1S/C22H34O7S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18-16-17-19(23)21(20(18)22(24)25)29-30(26,27)28/h7-8,16-17,23H,2-6,9-15H2,1H3,(H,24,25)(H,26,27,28)/b8-7+