InChI=1/C20H13N5O2S/c21-18-20-23-19(16-5-3-9-27-16)24-25(20)10-12(22-18)7-8-15(26)14-11-28-17-6-2-1-4-13(14)17/h1-6,9-11,15,26H,(H2,21,22)/p+1/t15-/m1/s1/fC20H14N5O2S/h22H,21H2/q+1 19CE6388F24AFF26