You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-[(Z)-[3-[2-(4-methoxyanilino)-2-oxoethyl]-2,4-dioxo-1,3-thiazolidin-5-ylidene]methyl]-2,5-dimethylpyrrol-1-yl]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H27N3O6S2
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