9,10-Anthracenedione,1,7-dihydroxy-2,3,8- trimethoxy-6-methyl-;2,8-dihydroxy-1,6,7-trimethoxy-3-methyl-anthracene-9,10-dione;9,10-Anthracenedione, 1,7-dihydroxy-2,3,8-trimethoxy-6-methyl-;Obtusin (Cassia);
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