You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 1-[2-[4-(cyclohexanecarbonyl)piperazin-1-yl]-2-oxoethyl]triazole-4-carboxylic acid is given. What is its corresponding molecular formula?
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C16H23N5O4
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