Phytochemical investigation of n-hexane and methanol extracts of fruiting bodies of the wood-rotting fungi Fomitopsis pinicola, Ganoderma lipsiense, Fomes fomentarius and Gloeophyllum odoratum led to the isolation and identification of several triterpene derivatives and some aromatic compounds derived from lignin. These are the new natural products, namely, pinicolic acid E (16α-hydroxy-3-oxolanosta-8, 24-dien-21-oic acid) and ...
