You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named propyl 4-[[9-[2-(4-fluorophenyl)ethyl]-2-methyl-4-oxo-8,10-dihydropyrano[2,3-f][1,3]benzoxazin-3-yl]oxy]benzoate by IUPAC nomenclature, provide its molecular formula.
user
C30H28FNO6
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