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system
Provide the molecular formula for the IUPAC named substance (4Z)-4-[hydroxy-(4-methyl-2,3-dihydro-1,4-benzoxazin-6-yl)methylidene]-1-(2-methoxyethyl)-5-(4-phenylmethoxyphenyl)pyrrolidine-2,3-dione .
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C30H30N2O6
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