InChI=1/C18H15N3O4S/c22-17(15-6-9-2-1-3-14(9)26-15)21-20-16-10-7-12-13(25-5-4-24-12)8-11(10)19-18(16)23/h6-8H,1-5H2,(H,21,22)(H,19,20,23)/p+1/fC18H16N3O4S/h19-21H/q+1 F70DCC6232B8D01E