You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[5-cyano-6-(3,4-dimethoxyphenyl)-2-methylsulfanylpyrimidin-4-yl]amino]pentanedioic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H20N4O6S
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