Robuta

https://pubchem.ncbi.nlm.nih.gov/compound/5328657 2,3,8,9-Tetrahydroxy-5-[(4-nitrophenyl)methyl]-5,6-dihydrophenanthridin-6-one | C20H14N2O7 | CID... 2,3,8,9-Tetrahydroxy-5-[(4-nitrophenyl)methyl]-5,6-dihydrophenanthridin-6-one | C20H14N2O7 | CID 5328657 - structure, chemical names, physical and chemical...