You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-(3,4-dimethoxyphenyl)-1-[(4-fluorophenyl)methyl]-3-[3-(5-methylimidazol-1-yl)propyl]urea into its molecular formula.
user
C23H27FN4O3
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