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 (2R)-2-amino-3-(1H-indol-3-yl)-N-[(3-methyl-1,4-dioxonaphthalen-2-yl)methyl]propanamide;hydrochloride into molecular formula.
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C23H22ClN3O3
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