You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-[[3-[2-[4-(4-aminophenyl)sulfonylanilino]ethoxy]-4-methoxyphenyl]methyl]pyrimidine-2,4-diamine into its molecular formula.
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C26H28N6O4S
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