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system
Provide the molecular formula for the IUPAC named substance methyl 4-[[(2R)-1-[3-(dimethylamino)propyl]-4,5-dioxo-2-thiophen-2-ylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate .
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C22H27N3O5S
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