You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-[5-chloro-2-fluoro-4-(2-methyl-1,3-benzoxazol-6-yl)phenyl]-3-[(6S,9R)-6-methyl-3-oxo-2,5,6,7,8,9-hexahydrocyclohepta[c]pyridin-9-yl]urea by IUPAC nomenclature, provide its molecular formula.
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C26H24ClFN4O3
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