InChI=1/C20H20N2O6S2/c1-13(12-23)27-16-9-14(19(24)22-20-21-7-8-29-20)10-17(11-16)28-15-3-5-18(6-4-15)30(2,25)26/h3-11,13,23H,12H2,1-2H3,(H,21,22,24)/t13-/m0/s1/f/h22H C2C1807C99E95FDF