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  • (6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-1-carboxy-1-methyl-ethoxyimino]-acetylamino}-3-(4-bromo-5,7-dioxo-2,2-diphenyl-5,7-dihydro-[1,3]dioxolo[4,5-f]isoindol-6-ylmethyl)-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid

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