Benz(a)anthracene-1,7,12(2H)-trione, 9-(2,6-dideoxy-4-O-(5-((5,6-dihydro-6-methyl-5-oxo-2H-pyran-2-yl)oxy)tetrahydro-6-methyl-2H-pyran-2-yl)-beta-arabino-hexopyranosyl)-3-((5-((5,6-dihydro-6-methyl-5-oxo-2H-pyran-2-yl)oxy)tetrahydro-6-methyl-2H-pyran-2-yl)oxy)-3,4,4a,12b-tetrahydro-4a,8,12b-trihydroxy-3-methyl-