Figure 2
From: Anti-malarial activity of indole alkaloids isolated from Aspidosperma olivaceum

Acid–base fractionation of the crude extract from the stem bark (CEB) of Aspidosperma olivaceum.
From: Anti-malarial activity of indole alkaloids isolated from Aspidosperma olivaceum
Acid–base fractionation of the crude extract from the stem bark (CEB) of Aspidosperma olivaceum.