You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[2-[2-[butyl(methanidyl)amino]ethyl-(4-oxo-4-piperazin-1-ylbutyl)amino]ethyl-methylamino]acetic acid;2-(ethylamino)acetic acid;lanthanum;manganese by IUPAC nomenclature, provide its molecular formula.
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C24H49LaMnN6O5-
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