p. 1088 - 1093
(1984)methanol
(E)-6-[5-((2E,4E)-2,5-Dimethyl-octa-2,4-dienoyl)-4-hydroxy-6-oxo-6H-pyran-2-yl]-hept-2-enoic acid
ethyl propanoylacetate
(E)-6-[5-((2E,4E)-2,5-Dimethyl-octa-2,4-dienoyl)-4-hydroxy-6-oxo-6H-pyran-2-yl]-hept-2-enoic acid methyl ester
6-(5-(t-butyldimethylsilyloxy)pentan-2-yl)-4-hydroxy-3-15 propionyl-2-H-pyran-2-one