You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (6S,6aR,9S)-5-(cyclopropanecarbonyl)-9-(4-methylphenyl)-6-(4-propan-2-yloxyphenyl)-6a,8,9,11-tetrahydro-6H-benzo[b][1,4]benzodiazepin-7-one into molecular formula.
user
C33H34N2O3
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