You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(azepan-1-yl)-2-fluoro-2-methyl-1-(4-methylphenyl)propan-1-one;2-fluoro-2-methyl-1-(4-methylphenyl)-3-piperidin-1-ylpropan-1-one;2-fluoro-2-methyl-1-(4-methylphenyl)-3-pyrrolidin-1-ylpropan-1-one into its molecular formula.
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C48H66F3N3O3
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