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[6-[[(1S,3S)-5-[(5S,6S,7R)-3-(Dimethoxymethyl)-6-[[(4R)-6-hydroxy-4,10-dimethyl-2-oxo-1,3,9-trioxaspiro[4.5]decan-8-yl]oxy]spiro[2,4-dioxatricyclo[3.2.1.01,3]octane-7,2'-oxirane]-6-yl]oxy-3,10-dihydroxy-9-methoxy-6,7-dimethyl-4-oxo-2,3-dihydro-1H-anthrace


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