InChI=1/C17H13N5O3S/c1-9-7-13-14(8-10(9)2)21-16(23)15(26-17(21)18-13)20-19-11-3-5-12(6-4-11)22(24)25/h3-8,19H,1-2H3/b20-15+ 7AF65CA9FA69E5C7