You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 7-[3-bromo-5-methoxy-4-[(2-methylphenyl)methoxy]phenyl]-N-(2-methoxyphenyl)-5-methyl-4,7-dihydrotetrazolo[1,5-a]pyrimidine-6-carboxamide .
user
C28H27BrN6O4
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