InChI=1S/C22H34O7S/c1-18(29-30(26,27)28)14-11-9-7-5-3-2-4-6-8-10-12-15-19-16-13-17-20(23)21(19)22(24)25/h3,5,13,16-18,23H,2,4,6-12,14-15H2,1H3,(H,24,25)(H,26,27,28)/b5-3+