InChI=1/C21H24N4O4S2/c1-31(27,28)29-16-10-7-15(8-11-16)13-17-19(22)25-21(23-20(17)26)30-18(24-25)12-9-14-5-3-2-4-6-14/h7-8,10-11,13-14,22H,2-6,9,12H2,1H3/b17-13-,22-19? 72E6260257F490C4