InChI=1S/C14H24O7S3/c1-7(8(2)24-23-6-4-5-22-3)20-14-11(17)9(15)10(16)12(21-14)13(18)19/h4-5,7-12,14-17H,6H2,1-3H3,(H,18,19)/b5-4+