You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 4-[(6S)-3-benzylsulfanyl-6,7-dihydro-[1,2,4]triazino[5,6-d][3,1]benzoxazepin-6-yl]-2-nitrophenolate ?
user
C23H16N5O4S-
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