You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[(4-methoxyphenyl)methyl]-7-oxo-11-(2-oxoethyl)-6,8-dihydrobenzo[b][1,4]benzodiazepine-3-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H22N2O5
assistant