You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule methyl (6S,8S,9S)-6-(4-hydroxy-3-methoxyphenyl)-9-methyl-7-oxo-5,6,8,9,10,11-hexahydrobenzo[b][1,4]benzodiazepine-8-carboxylate ?
user
C23H24N2O5
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