You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[[(cyclopentylamino)-[[2-(furan-2-yl)-2-pyrrolidin-1-ylethyl]amino]methylidene]amino]-N,N-dimethylacetamide .
user
C20H33N5O2
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