Robuta

https://pubchem.ncbi.nlm.nih.gov/compound/2-_1H-indol-3-ylmethylidene_-1H-indol-3-one 2-(1H-indol-3-ylmethylidene)-1H-indol-3-one | C17H12N2O | CID 3475290 - PubChem 2-(1H-indol-3-ylmethylidene)-1H-indol-3-one | C17H12N2O | CID 3475290 - structure, chemical names, physical and chemical properties, classification, patents,... onecidpubchem