Michellamines D−F, New HIV-Inhibitory Dimeric Naphthylisoquinoline Alkaloids, and Korupensamine E, a New Antimalarial Monomer, from <i>Ancistrocladus korupensis</i>Yali F. Hallock, Michael R. Boyd, Klaus-Peter Gulden et al.|Journal of Natural Products|1997Cited by 97