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 N-[2-[[5-chloro-2-[2,5-dimethoxy-4-(4-morpholin-4-ylpiperidin-1-yl)anilino]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino]phenyl]-N-dimethylphosphanylhydroxylamine is given. What is its corresponding molecular formula?
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C31H40ClN8O4P
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