You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(3-chlorophenyl)-(hydroxymethoxy)methyl]-1-[2-[(1,1-dioxothiolan-3-yl)amino]-5-methylpyrimidin-4-yl]imidazole-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C21H23ClN6O5S
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