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What is the molecular formula of the molecule 3-[3,5-dibromo-4-[2-[[(5S,6R)-7,9-dibromo-6-hydroxy-8-methoxy-1-oxa-2-azaspiro[4.5]deca-2,7,9-triene-3-carbonyl]amino]ethyl]phenoxy]propyl-methylazanium;hydroxide ?
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C22H27Br4N3O6
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