You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-(4-fluoro-N-(4-methoxyphenyl)sulfonylanilino)acetyl]-[(3-methoxyphenyl)methyl]amino]-N-methylpropanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H30FN3O6S
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