You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethene;8-fluoro-8-methyl-3-(2-pyridin-2-ylethynyl)-6,7,9,10-tetrahydroazepino[2,1-b]quinazolin-12-one;methane into its molecular formula.
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C68H66F3N9O3
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