You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-(benzotriazol-1-yl)acetyl]-[(4-fluorophenyl)methyl]amino]-N-(furan-2-ylmethyl)-2-pyridin-3-ylacetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H23FN6O3
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