3841035 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3841035 > 2 > ChemIDplus > UR6113700 > NIOSH/UR6113700 > 1,2,3,4-Tetrahydro-4-oxo-1-phenyl-5H-pyridazino(4,5-b)indole-2-sulfonic acid 1-Phenyl-2-sulfodihydropyridazino(4,5-b)indol-4-one 5H-Pyridazino(4,5-b)indole-2-sulfonic acid, 1,2,3,4-tetrahydro-4-oxo-1-phenyl- UR6113700 > UR6113700 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=UR6113700 $$$$