InChI=1S/C22H34O7S/c1-2-3-4-5-6-10-15-19(23)16-11-8-7-9-13-18-14-12-17-20(21(18)22(24)25)29-30(26,27)28/h10,12,14-15,17,19,23H,2-9,11,13,16H2,1H3,(H,24,25)(H,26,27,28)/b15-10+