InChI=1S/C22H32O7S/c23-18-13-11-9-7-5-3-1-2-4-6-8-10-12-15-19-16-14-17-20(21(19)22(24)25)29-30(26,27)28/h1,3,7,9,14,16-17,23H,2,4-6,8,10-13,15,18H2,(H,24,25)(H,26,27,28)/b3-1-,9-7-