Noun
English Wikipedia has an article on:dihydrobenzophenanthridine oxidaseWikipedia
dihydrobenzophenanthridine oxidase (uncountable)
(biochemistry) An enzyme that produces oxidized forms of benzophenanthridine alkaloids, such as sanguinarine from dihydrosanguinarine, chelirubine from dihydrochelirubine, and macarpine from dihydromacarpine.