You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 6-[[3-chloro-4-[(4-chlorophenyl)methoxy]-5-ethoxyphenyl]methylidene]-5-imino-3-phenyl-[1,3]thiazolo[3,2-a]pyrimidin-7-one ?
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C28H21Cl2N3O3S
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