英文同义词: | (Z)-2-Methyl-2-butenoic acid [(R,E)-5-hydroxy-3-methyl-1-[(2R,3R)-tetrahydro-2-[(E)-3-hydroxy-2-methyl-1-propenyl]-4-methylene-5-oxofuran-3-yl]-3-pentenyl] ester;Pycnolide;2-Butenoic acid, 2-methyl-, (1R,3E)-5-hydroxy-3-methyl-1-[(2R,3R)-tetrahydro-2-[(1E)-3-hydroxy-2-methyl-1-propen-1-yl]-4-methylene-5-oxo-3-furanyl]-3-penten-1-yl ester, (2Z)-;2,3-seco-1(10),4,5-Germacradienolid |