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L-Cysteine,N-acetyl-S-[(1R,2S,3R,6E,8S,9S,10S,12R,16R)-2-[[(6-deoxy-2,3-di-O-methyl-b-D-allopyranosyl)oxy]methyl]-3-ethyl-2-hydroxy-8,10,12-trimethyl-5,13-dioxo-9-[[3,4,6-trideoxy-3-(dimethylamino)-b- related products: