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What is the molecular formula of the compound with this IUPAC name ethyl (2E,5R)-5-(4-methoxyphenyl)-2-[(5-nitro-2-pyrrolidin-1-ylphenyl)methylidene]-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate ?
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C33H30N4O6S
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