You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1-(5-chloro-1-methylimidazol-2-yl)-N-[2-(6-methyl-1H-indol-3-yl)ethyl]ethanamine is given. What is its corresponding molecular formula?
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C17H21ClN4
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