You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[(Z)-[2-(3-carboxyphenyl)imino-3-ethyl-4-oxo-1,3-thiazolidin-5-ylidene]methyl]-2,6-dichlorophenolate .
user
C19H13Cl2N2O4S-
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