The molecule is a pyrrolizine alkaloid that is jaconine in which the tertiary amino function has been oxidised to the corresponding N-oxide. It has a role as a Jacobaea metabolite. It is a diol, a macrocyclic lactone, an organic heterotricyclic compound, an organochlorine compound, a pyrrolizine alkaloid and a tertiary amine oxide. It derives from a jaconine.
(1R,4R,6R,7R,17R)-4-[(1R)-1-chloroethyl]-4,7-dihydroxy-6,7-dimethyl-14-oxido-2,9-dioxa-14-azoniatricyclo[9.5.1.014,17]heptadec-11-ene-3,8-dione