You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 8-[bis(3-fluorophenyl)methyl]-4-[2-[3-chloro-5-[(3-chlorophenyl)-(4-hydroxy-3,5-dioxo-6-propyl-7,8-dihydropyrazino[1,2-b]pyridazin-8-yl)methyl]phenyl]ethoxy]-6-ethyl-7,8-dihydropyrazino[1,2-b]pyridazine-3,5-dione into molecular formula.
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C47H42Cl2F2N6O6
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