You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[(1S,2R,6S,7R)-3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl]-N-(1,3-thiazol-2-yl)benzenesulfonamide into its molecular formula.
user
C18H15N3O4S2
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