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 identified by (2S)-2-[2-[10-(diaminomethylideneamino)-13-oxo-7,8-dihydro-6H-benzo[e][1,8]benzodioxecin-4-yl]-2-oxoethyl]butanedioic acid ?
user
C23H23N3O8
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