InChI=1/C20H20N4O5S2/c1-12-3-5-17-18(23-30-22-17)19(12)31(27,28)24(7-8-25)11-14-9-13-10-15(29-2)4-6-16(13)21-20(14)26/h3-6,9-10,25H,7-8,11H2,1-2H3,(H,21,26)/f/h21H 0DD0EF4E3F146CEB