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Alanine,N-[[2-[21-(1,2-dihydroxy-1-methylpropyl)-14-ethylidene-3,9,10,11,12,13,14,18,19,20,21,27,28,32a,39,40-hexadecahydro-39-hydroxy-11,43-bis(1-hydroxyethyl)-34-methyl-49,52-bis(methylene)-46-(1-me related products: