InChI=1/C10H7NO5S/c12-6(13)4-16-7-5-2-1-3-11-9(5)17-8(7)10(14)15/h1-3H,4H2,(H,12,13)(H,14,15)/p-2/fC10H5NO5S/q-2 7739CB8385969F33