title: Mexican medicinal plants XXIX. Three new diterpene quinones from Salvia ballotaeflora.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004224:Diterpenes / Q000302:isolation & purification*; D008800:Mexico; D010946:Plants, Medicinal / Q000032:analysis*; D011809:Quinones / Q000302:isolation & purification*
chemical_list: D004224:Diterpenes; D011809:Quinones