SEARCH Articles Figures Tables Betulinic acid (lupane triterpene Pentacyclic triterpenes betulinic acid Pentacyclic triterpenes boswellic acid Pentacyclic triterpenes oleanolic acid Pentacyclic triterpenes ursolic acid Triterpene Acids which Uncouple Oxidative Phosphorylation Triterpene betulinic acid derivatives, as anti-HIV Triterpene betulinic acid derivatives, as anti-HIV agents Triterpenes Triterpenes oleanolic acid Triterpenic acid glycoside