You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-(4-benzylpiperazin-1-yl)ethyl]-5-[(5-bromo-2-oxo-5,6-dihydro-1H-indol-3-ylidene)methyl]-2,4-dimethyl-1H-pyrrole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H34BrN5O2
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