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2-Hydroxy-7-methoxy-5-methyl-1-naphthalenecarboxylic acid [[(1R)-1beta-(2-methylamino-2-deoxy-alpha-D-fucopyranosyloxy)-3beta-(beta-D-glucopyranosylthio)-5alpha-hydroxy-5-(2-oxo-1,3-dioxolan-4-yl)-1,2,3,5-tetrahydro-s-indacen]-2alpha-yl] ester


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