You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 3-[(2R,3S)-7-[2-(4-aminophenyl)ethynyl]-5-(dimethylamino)-2,8,9-trihydroxy-3-(2-hydroxyethyl)-1-oxo-3,4,4a,10-tetrahydroanthracen-2-yl]-3-oxopropanamide into molecular formula.
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C29H31N3O7
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