Synonyms: Dendrowardine;5,8-Methano-1,7-dioxacyclopent[cd]azulen-2-aminium,decahydro-N-(2-hydroxyethyl)-N,N,8b-trimethyl-9-(1-methylethyl)-6-oxo-, [2S-(2a,2aa,4aa,5a,8a,8aa,8ba,9R*)]-; [2S-(2a,2aa,4aa,5a,8a,8aa,8ba,9R*)]-Decahydro-N-(2-hydroxyethyl)-N,N,8b-trimethyl-9-(1-methylethyl)-6-oxo-5,8-methano-1,7-dioxacyclopent[cd]azulen-2-aminium