InChI=1S/C16H28O11S/c1-14(2,21)16-4-8(16)15(3,5-9(16)27-28(22,23)24)26-13-12(20)11(19)10(18)7(6-17)25-13/h7-13,17-21H,4-6H2,1-3H3,(H,22,23,24)