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system
Provide the molecular formula for the IUPAC named substance 5-amino-2-[(5E)-5-[[5-(2-chlorophenyl)furan-2-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]-5-oxopentanoic acid .
user
C19H15ClN2O5S2
assistant