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(1S,2R,3Z,5E,7S,9Z,11Z,13S,15R,19R)-1,4,10,19-tetramethyl-17,18-dioxo-2-[(2-oxopropanoyl)amino]-16-oxabicyclo[13.2.2]nonadeca-3,5,9,11-tetraene-7,13-diyl dibutanoate related products: