Euphopubescenol and Euphopubescene, Two New Jatrophane Polyesters, and Lathyrane-type Diterpenes from Euphorbia pubescens - Valente, Cláudia; Pedro, Madalena; Ascenso, José R; Abreu, Pedro M; Nascimento, Maria São José; Ferreira, Maria-José U (Planta Medica, 2004)