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 ethyl (2Z,5R)-5-(2-methoxyphenyl)-7-methyl-3-oxo-2-[(E)-3-phenylprop-2-enylidene]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate .
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C26H24N2O4S
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