InChI=1/C15H12N4O2S/c20-12-7-6-11(13(21)8-12)9-16-19-14(17-18-15(19)22)10-4-2-1-3-5-10/h1-9,14,20-21H/p+1/b16-9+/t14-/m0/s1/fC15H13N4O2S/h18H/q+1 2176E51B646E5A07