You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-(1,3-benzothiazol-2-ylmethyl)-2-[(4R)-2',5'-dioxospiro[2,3-dihydro-1H-naphthalene-4,4'-imidazolidine]-1'-yl]-N-methylacetamide by IUPAC nomenclature, provide its molecular formula.
user
C23H22N4O3S
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