You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-[5-(2-fluoro-5-methylphenyl)-1,3,4-thiadiazol-2-yl]-N-(2-methoxyethyl)propan-1-amine into molecular formula.
user
C15H20FN3OS
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