title: 12-epi-scalarin and 12-epi-deoxoscalarin, Sesterterpenes from the sponge Spongia nitens.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D002942:Circular Dichroism; D009682:Magnetic Resonance Spectroscopy; D011161:Porifera; D013729:Terpenes / Q000302:isolation & purification*
chemical_list: D013729:Terpenes