Two new lignans with activity against influenza virus from the medicinal plant Rhinacanthus nasutus.
Kernan MR, Sendl A, Chen JL, Jolad SD, Blanc P, Murphy JT, Stoddart CA, Nanakorn W, Balick MJ, Rozhon EJ.
Two new lignans, rhinacanthin E (1) and rhinacanthin F (2), were isolated from the aerial parts of the plant Rhinacanthus nasutus. Their structures were established by detailed spectroscopic analysis. These compounds show significant antiviral activity against influenza virus type A.