bonellin

== English == === Etymology === From Bonellia + -in. === Noun === bonellin (uncountable) (biochemistry) A green pigment found in Bonellia viridis with IUPAC name 3-[18-(2-carboxyethyl)-3,3,7,12,17-pentamethyl-22,23-dihydro-2H-porphyrin-2-yl]propanoic acid.