InChI=1/C19H15N7OS/c1-11-6-8-12(9-7-11)22-18(27)24-25-10-21-17-15(16(25)20)28-19-23-13-4-2-3-5-14(13)26(17)19/h2-10,20H,1H3,(H2,22,24,27)/p+1/fC19H16N7OS/h20,22,24H/q+1 CC7EFC1E34086624