You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-N'-[(4,5-dimethylfuran-2-yl)methyl]-2-N'-(2-methyl-3-pyrrolidin-1-ylsulfanylphenyl)ethanediimidamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H27N5OS
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