InChI=1S/C16H10N2O6S4/c19-27(20,21)13-7-3-1-5-11(13)15(17-9-25)16(18-10-26)12-6-2-4-8-14(12)28(22,23)24/h1-8H,(H,19,20,21)(H,22,23,24)