80416-52-0 Spiro(cyclopenta(c)pyran-7(1H),2'(5'H)-furan)-4-carboxylic acid,1-(beta-D-glucopyranosyloxy)-4a,7a-dihydro-4'-(1-((3-(4-hydroxyphenyl)-1-oxo-2-propenyl)oxy)ethyl)-5'-oxo-, methyl ester, (1S-(1alpha,4aalpha,7alpha(R*),7aalpha))-