ABSTRACT
D. brasilianum. SESQUITERPENOIDS: 1-O-(4-acetoxyangeloyloxy)-dimerostemmolide, 1-O-(4acetoxyangeloyloxy)-isodimerostemmolide, 1-O-(5-acetoxyangeloyloxy)- isodimerostemmolide, 1-O-(4-acetoxytiglyl)-dimerostemmolide, 1-O-(2,3-epoxy-2methylpronaloyl)-dimerostemmolide, dimerostemmobrasiolide, dimerostemmolide, 1-O-(2-hydroxymethylpropanoyl)-dimerostemmolide, 1-O-(2-hydroxymethylpropanoyl)- isodimerostemmolide, 1-O-(2-hydroxymethylpropanoyl)-8-(2-methylpropanoyl)- dimerostemmolide, 1 -O-tiglyldimerostemmolide.
