Robuta

https://pubchem.ncbi.nlm.nih.gov/compound/5-_2_4-Disulfophenyl_-2-_4-iodophenyl_-3-_4-nitrophenyl_-2H-tetrazolium-inner-salt-sodium-salt-_1_1 5-(2,4-Disulfophenyl)-2-(4-iodophenyl)-3-(4-nitrophenyl)-2H-tetrazolium inner salt sodium salt... 5-(2,4-Disulfophenyl)-2-(4-iodophenyl)-3-(4-nitrophenyl)-2H-tetrazolium inner salt sodium salt (1:1) chemical information summary. https://webbook.nist.gov/cgi/inchi?ID=C80992912&Units=CAL 3-Buten-2-one, 4-(3-iodophenyl)- butenone https://research-portal.st-andrews.ac.uk/en/publications/ethyl-n-2-hydroxyacetylphenylcarbamate-ethyl-n-2-hydroxyacetyl-4-/fingerprints/ Ethyl N-[2-(hydroxyacetyl)phenyl]carbamate, ethyl N-[2-(hydroxyacetyl)-4-iodophenyl]carbamate and... ethyln https://webbook.nist.gov/cgi/inchi?Str3View=C80992912&Type=JSmol Structure for 3-Buten-2-one, 4-(3-iodophenyl)- structurebutenone