(±) licarin a

(±)-Licarin A ((±)-trans-Dehydrodiisoeugenol) is a dihydrobenzofuran neolignan, the resultant of an oxidative coupling reaction of isoeugenol and horseradish peroxidase (HRP) enzyme. (±)-Licarin A shows 100% parasites mortality at 200 μM.

(+)-Licarin (Compound 7)，一种新型的辛烷类木脂素，源自Ocotea macrophyllaKunth.的叶。

Licarin A（里卡灵A）是一种天然的木脂素类化合物，能够通过抑制 PKCα βII 和 p38 MAPK 通路，从而降低 TNF-α（IC50=12.6 μM）和前列腺素 D2（PGD2）的分泌以及COX-2的表达，具有抗炎和抗过敏的潜力。

Burchellin has larvicidal activity, it can interfer with the development cycle of the mosquito, where its strongest toxic effect is 100% mortality in larvae (L3) at concentrations ‰¥ 30 ppm. Burchellin and licarin A have activity against Trypanosoma cruzi