You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[[5-(1,3-benzodioxol-5-yl)-1H-pyrazol-4-yl]methyl]-2-(1-methylbenzimidazol-2-yl)ethanamine ?
user
C21H21N5O2
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