You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(2S)-3-(1H-indol-3-yl)-1-[2-(3-methylphenoxy)ethylamino]-1-oxopropan-2-yl]thiophene-2-carboxamide into molecular formula.
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C25H25N3O3S
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