Trioxygenated Aristolactams:

- N-Methyl-10-amino-4-hydroxy-2,3-dimethoxyphenanthrene-1-carboxylic acid lactam

R. Bauer, A. Proebstle, H. Lotter, W. Wagner-Redecker and U. Matthiesen, Phytomedicine, 1996, 2, 305 (Chem. Abstr., 1996, 125, 81807)

Dioxoaporphines:

- Cepharadione A

- Cepharanone B

W. A. Delagado, E. M. Auvella and A. M. P. De Diaz, Rev. Colomb. Quim., 1998, 27, 13 (Chem. Abstr., 1999, 130, 107549)