InChI=1/C16H13N7OS/c17-15-20-12(21-16(18)22-15)7-23-8-19-13-10(14(23)24)6-11(25-13)9-4-2-1-3-5-9/h1-6,8H,7H2,(H4,17,18,20,21,22)/f/h17-18H2 2DD1B5C50803B62D