130385-38-5 1H-Indol-3-ol, hydrogen sulfate (ester) 2642-37-7 3-Indoxyl sulfate 3-Indoxylsulfuric acid 487-94-5 INDICAN Indican (metabolic indican) Indican (metabolic indolyl sulfate) Indoxyl sulfate Indoxylsulfuric acid