(3E,3aS,5aR,9aR,9bS)-3a,6,6,9a-tetramethyl-3-[6-(5-methyl-6-oxopyran-2-yl)hepta-3,5-dien-2-ylidene]-4,5,5a,8,9,9b-hexahydro-1H-cyclopenta[a]naphthalene-2,7-dione (Q104971947)
chemical compound
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