InChI=1/C18H20N4O5S/c1-26-13-5-8-15(17(11-13)27-2)16(23)9-10-21-12-3-6-14(7-4-12)28(24,25)22-18(19)20/h3-11,21H,1-2H3,(H4,19,20,22)/b10-9-/f/h19-20H2 A9E282EEDCED229D