InChI=1S/C15H20O13S/c1-25-9-4-6(2-3-8(9)28-29(22,23)24)7(16)5-26-15-12(19)10(17)11(18)13(27-15)14(20)21/h2-4,7,10-13,15-19H,5H2,1H3,(H,20,21)(H,22,23,24)