https://pubchem.ncbi.nlm.nih.gov/compound/Benzoxazolesulfonic-acid_-5-_aminosulfonyl_-2-_7-_diethylamino_-2-oxo-2H-1-benzopyran-3-yl_-_-sodium
Benzoxazolesulfonic acid, 5-(aminosulfonyl)-2-(7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl)-,...
Benzoxazolesulfonic acid, 5-(aminosulfonyl)-2-(7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl)-, sodium salt (1:1) chemical information summary.
https://pubchem.ncbi.nlm.nih.gov/compound/5-_Aminosulfonyl_-3-pyridinecarboxylic-acid
5-(Aminosulfonyl)-3-pyridinecarboxylic acid - PubChem
5-(Aminosulfonyl)-3-pyridinecarboxylic acid chemical information summary.
acidpubchem