Three naphthalenes from root bark of Hibiscus syriacus

antioxidant properties bark biological activity cell culture cell lines chemical composition chemical structure composition chimique corteza culture de cellule cytotoxicity desinfectantes disinfectants drug plants genre humain hibiscus syriacus lipid peroxidation malvaceae mankind neoplasmas neoplasme neoplasms plantas medicinales plante medicinale racine roots structure chimique toxicidad toxicity