InChI=1/C18H20N4O4S/c1-27(24,25)21-13-5-7-15(16(11-13)22-9-3-2-4-10-22)20-18(23)17-8-6-14(12-19)26-17/h5-8,11,19,23H,2-4,9-10H2,1H3/f/h19,23h,20,22H CD5092232E8FF2D5