You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [3-[(E)-[2-(furan-2-yl)-5-imino-7-oxo-[1,3,4]thiadiazolo[3,2-a]pyrimidin-6-ylidene]methyl]phenyl] 2-fluorobenzoate .
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C23H13FN4O4S
assistant