2-(6-Methyl-6-(4-methyl-6-(2,6,6-trimethyl-1-cyclohexen-1-yl)-3-hexenyl)-1,2-dioxan-3-yl)propanoic acid compound with 2-(6-methyl-6-(4,8,12-trimethyl-3,7,11-tridecatrienyl)-1,2-dioxan-3-yl)propanoic a\tcid (1:1) AIDS-132142 AIDS132142 NSC625518