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)-1-[(2-chloropyridin-3-yl)amino]-1-oxopropan-2-yl] 2-(2,3-dioxoindol-1-yl)acetate into molecular formula.
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C18H14ClN3O5
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