InChI=1/C19H20N4O5S2/c1-2-12-20-30(27,28)17-9-7-15(8-10-17)21-19(29)22-18(24)11-6-14-4-3-5-16(13-14)23(25)26/h3-11,13,20H,2,12H2,1H3,(H2,21,22,24,29)/b11-6+/f/h21-22H 1DF4855214769CCE