You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 7-chloro-5-(cyclopropylmethyl)-2-[7-[2-[5-[5-(cyclopropylmethyl)-2-(2-methylindazol-5-yl)-3-oxopyrrolo[3,2-c]pyridazin-4-yl]pyridin-2-yl]cyclopropyl]-2-methylindazol-5-yl]-4-(6-cyclopropylpyridin-3-yl)pyrrolo[3,2-c]pyridazin-3-one is given. What is its corresponding molecular formula?
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C52H45ClN12O2
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