InChI=1/C13H14O13S/c14-7-8(15)10(12(19)20)25-13(9(7)16)24-6-3-4(11(17)18)1-2-5(6)26-27(21,22)23/h1-3,7-10,13-16H,(H,17,18)(H,19,20)(H,21,22,23)/t7-,8-,9+,10-,13+/s2