You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-phenylmethoxyethyl N-[5-amino-2-[(1-hydroxy-3H-2,1-benzoxaborol-6-yl)sulfamoyl]pyridin-3-yl]carbamate is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H23BN4O7S
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