You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 3-[5-[(5-chlorothiophen-2-yl)methylamino]-1-(2,3-dihydro-1,4-benzodioxine-5-carbonyl)pyrazol-3-yl]-1-(pyrimidin-2-ylmethyl)pyridin-2-one .
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C27H21ClN6O4S
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