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 1-N'-[4-[5-[3-(cyanomethyl)phenyl]pyrrolo[1,2-b]pyridazin-4-yl]oxy-3-fluorophenyl]-1-N-(4-fluorophenyl)cyclopropane-1,1-dicarboxamide .
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C32H23F2N5O3
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