You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[2-(4-bromophenoxy)acetyl]-2-[[5-[(4-methylphenoxy)methyl]-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]propanehydrazide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H26BrN5O4S
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