InChI=1/C15H14N4O3S/c16-23(21,22)13-6-4-11(5-7-13)17-15-9-14(18-19-15)10-2-1-3-12(20)8-10/h1-9,20H,(H2,16,21,22)(H2,17,18,19)/f/h17-18H,16H2 85BECBFF51033223