InChI=1/C15H14N4O2S/c1-11-2-4-12(5-3-11)15-10-19(18-17-15)13-6-8-14(9-7-13)22(16,20)21/h2-10H,1H3,(H2,16,20,21)/f/h16H2 40544D1CEEB03DFD