InChI=1/C18H20N6O6S2/c19-15(17(25)21-11-1-5-13(6-2-11)23(27)28)9-31-32-10-16(20)18(26)22-12-3-7-14(8-4-12)24(29)30/h1-8,15-16H,9-10,19-20H2,(H,21,25)(H,22,26)/p+2/t15-,16+/fC18H22N6O6S2/h19-22H/q+2 77DF9662CA9B8BA7