Desulfohaplosamate, a new phosphate-containing steroid from Dasychalina sp., is a selective cannabinoid CB2 receptor ligand - Chianese, G; Fattorusso, E; Taglialatela-Scafati, O; Bavestrello, G; Calcinai, B; Dien, H A; Ligresti, A; Di Marzo, V (Steroids, 2011)