19504-77-9 2-Pyrrolidinone, 1-(8-hydroxy-6-methyl-1-oxo-2,4,6-dodecatrienyl)-, [R-(E,E,E)]- 2-Pyrrolidinone, 1-(8-hydroxy-6-methyl-2,4,6-dodecatrienoyl)-, (E,E,E)-(R)- Leofungine NSC291839 Pecilocin Supral VARIOTIN