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system
Name the molecular formula for the molecule established as 3-[(5Z)-5-benzylidene-2,4-dioxo-1,3-thiazolidin-3-yl]-N-[(3S)-1,1-dioxothiolan-3-yl]-N-ethylpropanamide using the IUPAC nomenclature.
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C19H22N2O5S2
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