P. Kleinwachter et al., Colossolactones, new triterpenoid metabolites from a Vietnamese mushroom Ganoderma colossum, J NAT PROD, 64(2), 2001, pp. 236-239
Seven new triterpenoid metabolites (colossolactones; 1-7) were isolated fro
m a fruiting body of Ganoderma colossum, and their structures were determin
ed by MS and NMR methods.