La mid ah:

2-Phenyl-indol-5-sulfonic acid sodium cusbo;2-PHENYLINDOLE-5-SULFOIC ACID MONOSODIUM cusbo;SODIUM 2-PHENYLINDOLE-5-SULFONATE -sulfonicacidsodiumsalt;2-Phenylindole-5-sulfonic acid iyo cusbo;2-PHENYLINDOLE-5-SULFONIC ACID MONOSODIUM cusbo 65%;2-Phenyl-Indol-5-Sulfonic acid

Dhoola-cadaynta Canonical:C1=CC=C(C=C1)C2=CC3=C(N2)C=CC(=C3)S(=O)(=O)[O-].[Na+]