InChI=1/C13H12N2O7S2/c1-9-8-10(2-7-13(9)15(16)17)22-24(20,21)12-5-3-11(4-6-12)23(14,18)19/h2-8H,1H3,(H2,14,18,19)/f/h14H2 EEFDB617A30C7DB6