Myrmicarin 430A, a heptacyclic alkaloid, was isolated from the poison glands of African Myrmicaria. The structure of its carbon skeleton was previously unknown.Schröder, F.; Baumann, H.; Kaib, M. & Sinnwell, V. (1996): Myrmicarin 430A: a new heptacyclic alkaloid from Myrmicaria ants. Chem. Commun. 1996: 2139-2140.
