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system
What is the molecular formula of the compound with this IUPAC name 4,5-dichloro-N-[5-[1-methyl-3-(naphthalen-2-ylmethyl)indol-4-yl]-1H-pyrrol-3-yl]thiophene-2-sulfonamide ?
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C28H21Cl2N3O2S2
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