You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-[4-[[4-(4-morpholin-4-ylsulfonylphenyl)pyrimidin-2-yl]amino]benzoyl]piperazin-1-yl]ethanone is the IUPAC name of a molecule. Please give its SMILES representation.
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