You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule ethyl 3-(3-fluorophenyl)-5-[[2-(3-methylphenyl)acetyl]amino]-4-oxothieno[3,4-d]pyridazine-1-carboxylate into molecular formula.
user
C24H20FN3O4S
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