Smiles Code
[2H]c1c([2H])c([2H])c(N=Nc2ccc(N)nc2N)c([2H])c1[2H]
Standards; Pharmaceutical/API Drug Impurities/Metabolites;
Labelled Phenazopyridine (P313751). An azo dye used in treatment of urinary tract infections. Used as an analgesic (urinary tract).