InChI=1/C16H16N2O6S/c17-25(23,24)12-8-6-11(7-9-12)15(20)18-13(16(21)22)14(19)10-4-2-1-3-5-10/h1-9,13-14,19H,(H,18,20)(H,21,22)(H2,17,23,24)/p-1/t13-,14+/m0/s1/fC16H15N2O6S/h18H,17H2/q-1 BE859B53228251ED