You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[(2S)-2-[[1-(2,3-dihydro-1H-inden-2-yl)-2-ethoxy-2-oxoethyl]amino]propanoyl]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid;hydrochloride into molecular formula.
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C26H31ClN2O5
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