You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethyl 2-[4-oxo-3-[2-oxo-2-(propan-2-ylamino)ethyl]-1,3-thiazolidin-2-ylidene]acetate into its molecular formula.
user
C12H18N2O4S
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