Tabebuia enthält<ref>Rao KV. Quinone natural products: streptonigrin (NSC-45383) and lapachol (NSC-11905) structure-activity relationships. Cancer Chemother Rep 2. 1974 Dec;4(4):11-7.</ref>: | Tabebuia enthält<ref>Rao KV. Quinone natural products: streptonigrin (NSC-45383) and lapachol (NSC-11905) structure-activity relationships. Cancer Chemother Rep 2. 1974 Dec;4(4):11-7.</ref>: |