You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methoxyethyl 2,4-dimethyl-5-[(5-methylfuran-2-yl)methyl-propan-2-ylcarbamoyl]-1H-pyrrole-3-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H28N2O5
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