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 methyl 5-[[[N-[1-(2,4-difluorophenyl)pyrrolidin-3-yl]-N'-methylcarbamimidoyl]amino]methyl]-2-methoxybenzoate .
user
C22H26F2N4O3
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