cas no: | chemical formula: c51h56n12o14s6 | bis((pivaloyloxy)methyl) 7,7'-(((2z,2'z)-2,2'-((methylenebis(azanediyl))bis(thiazole-2,4-diyl))bis(2-(methoxyimino)acetyl))bis(azanediyl))(6r,6'r,7r,7'r)-bis(3-((z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate)
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