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 (2S)-3-methyl-2-[2-[5-[4-[4-[2-[1-[(2S)-3-methyl-1-oxo-1-(pyrimidin-2-ylamino)butan-2-yl]pyrrolidin-2-yl]-1H-imidazol-5-yl]phenyl]phenyl]-1H-imidazol-2-yl]pyrrolidin-1-yl]-N-pyrimidin-2-ylbutanamide is given. What is its corresponding molecular formula?
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C44H50N12O2
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