InChI=1S/C18H30O5S/c1-15(8-5-9-16(2)11-7-13-18(4)19)10-6-12-17(3)14-23-24(20,21)22/h8,11-12H,5-7,9-10,13-14H2,1-4H3,(H,20,21,22)/b15-8-,16-11+,17-12+