You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 5-[4-[(S)-benzylsulfinyl]piperazin-1-yl]-4-cyclohexyloxy-2-(3-fluorophenyl)pyridazin-3-one into molecular formula.
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C27H31FN4O3S
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