sesterterpenoid CHEBI:26660 sesterterpenoids Any terpenoid derived from a sesterterpene. The term includes compounds in which the C25 skeleton of the parent sesterterpene has been rearranged or modified by the removal of one or more skeletal atoms (generally methyl groups). Sometimes sesterterpenoids are erroneously referred to as sesterpenoids. sesterpenoids C25 terpenoid C25 terpenoids chebi_ontology CHEBI:53180 lipidmaps_class:LMPR0105 terpenoid