7-[4,5-Dihydroxy-3-(3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-6-(3,4,5-trihydroxy-6-methyl-tetrahydro-pyran-2-yloxymethyl)-tetrahydro-pyran-2-yloxy]-5-hydroxy-2-(3-hydroxy-4-methoxy-phenyl)-3-methoxy-chromen-4-one AIDS-166347 AIDS166347