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 2-[4-[1-[2-[ethyl(methyl)amino]ethyl]piperidin-4-yl]piperidin-1-yl]-N-methylethanamine is given. What is its corresponding molecular formula?
user
C18H38N4
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