InChI=1/C18H16N4O5S/c1-8-14-15(12-7-11(28(25,26)27)5-6-13(12)19-8)18(24)22(17(14)23)16-9(2)20-21(4)10(16)3/h5-7H,1-4H3,(H,25,26,27)/p-1/fC18H15N4O5S/q-1 B37F2AA5AA8B370A