(3β,7β,12β,20Z)-3,7,12-Trihydroxy-11,15,23-trioxo-lanost-8,20-dien-26-oicacid, a lanostane triterpenoid, demonstrates significant inhibitory effects on nitric oxide (NO) production in BV-2 microglia cells induced by n LPS, with an IC50 value of 9.55 uM. Moreover, this compound possesses anti-inflammatory properties.