The molecule is a pyrrolizine alkaloid that is produced by several Jacobaea species and displays toxicity towards insect herbivores. It has a role as a Jacobaea metabolite and an insecticide. It is a macrocyclic lactone, a pyrrolizine alkaloid, an olefinic compound, an organic heteropentacyclic compound, a tertiary amino compound, an epoxide and a primary alcohol. It derives from a senecionan.
(5R,7S,9Z,12R,18R)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.05,7.015,18]octadec-1(17)-ene-4,10-dione