You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (E)-3-[4-[cyclohexyl(2-methylpropyl)amino]-3-[[2-(4-methylphenyl)acetyl]amino]phenyl]-4-methoxybut-2-enoic acid into its molecular formula.
user
C30H40N2O4
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