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(9S,12E,14S,15R,16S,17R,18R,19R,20S,21S)-3-acetyl-5,6,18,20-tetrahydroxy-14-methoxy-1,2,7,9,15,17,19,21,25-nonamethyl-10,26-dioxo-9,10-dihydro-1H-9,4-(epoxypentadeca[1,11,13]trienoimino)[1]benzofuro[5 related products: