InChI=1S/C18H28O8S/c1-14(12-26-27(21,22)23)7-5-3-4-6-8-18(20)25-13-15-9-10-16(19)17(11-15)24-2/h9-11,14,19H,3-8,12-13H2,1-2H3,(H,21,22,23)