You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-(3-fluorophenyl)-N-[2-[(4-methoxyphenyl)methylamino]-2-oxoethyl]thiadiazole-4-carboxamide is given. What is its corresponding molecular formula?
user
C19H17FN4O3S
assistant