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 5-bromo-2-N-[4-[4-[3-(dimethylamino)azetidin-1-yl]piperidin-1-yl]-2-methoxy-5-methylphenyl]-4-N-(5-dimethylphosphorylimidazo[1,2-a]pyridin-6-yl)pyrimidine-2,4-diamine into molecular formula.
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C31H41BrN9O2P
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