You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethyl 2-[4-[[(5S)-3-[4-[(Z)-N'-methoxycarbonylcarbamimidoyl]phenyl]-2-oxo-1,3-oxazolidin-5-yl]methyl]piperazin-1-yl]acetate into its molecular formula.
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C21H29N5O6
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