InChI=1/C22H22N2O6S/c1-3-4-11-30-16-5-8-18(9-6-16)31(27,28)24-21(22(25)26)12-15-14-23-20-10-7-17(29-2)13-19(15)20/h5-10,13-14,21,23-24H,11-12H2,1-2H3,(H,25,26)/p-1/t21-/m0/s1/fC22H21N2O6S/q-1 707605F541B27DFF