You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3S)-4-[[4-[(E)-2-[3-[2-cyano-3-[[5-[[(3R)-3-hydroxypyrrolidin-1-yl]methyl]pyridine-2-carbonyl]amino]phenyl]-2-methylphenyl]ethenyl]-2-methoxy-5-methylphenyl]methylamino]-3-hydroxybutanoic acid into molecular formula.
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C40H43N5O6
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