InChI=1/C18H22N4O4S/c1-27(24,25)16-5-3-2-4-15(16)21-18(23)20-13-14-6-7-19-17(12-14)22-8-10-26-11-9-22/h2-7,12H,8-11,13H2,1H3,(H2,20,21,23)/p+1/fC18H23N4O4S/h19-21H/q+1 A70A9B3F9AF0F4FB