Chemical Name: 4-[2-(2-Hydroxyphenyl)diazenyl]-N-(pyridin-2-yl)benzenesulfonamide
Smiles: O=S(C1=CC=C(/N=N/C2=CC=CC=C2O)C=C1)(NC3=NC=CC=C3)=O
Inchi: InChI=1S/C18H14N4O3/c19-17-3-1-2-10-22(17)14-7-4-12(5-8-14)20-21-13-6-9-16(23)15(11-13)18(24)25/h1-11,19,23H,(H,24,25)/b19-17?,21-20+