title: The geochemistry of terpenoids and steroids.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003031:Coal / Q000032:analysis; D004224:Diterpenes / Q000032:analysis; D008055:Lipids / Q000032:analysis; D008968:Molecular Conformation; D009791:Oceanography; D010578:Petroleum / Q000032:analysis; D012717:Sesquiterpenes / Q000032:analysis; D012987:Soil / Q000032:analysis*; D013256:Steroids / Q000032:analysis*; D013729:Terpenes / Q000032:analysis*; D013997:Time Factors; D014315:Triterpenes / Q000032:analysis; D014810:Vitamin E / Q000032:analysis
chemical_list: D003031:Coal; D004224:Diterpenes; D008055:Lipids; D010578:Petroleum; D012717:Sesquiterpenes; D012987:Soil; D013256:Steroids; D013729:Terpenes; D014315:Triterpenes; D014810:Vitamin E