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(2S,14E,16S,17S,18R,19R,20R,21S,22R,23S,24E)-5,6,17,19-tetrahydroxy-9-[2-(1-hydroxyethyl)pyrrolidin-1-yl]-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]t related products: