You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule methyl 3-(2-ethoxyethyl)-2-(3-methyl-1,2-oxazole-5-carbonyl)imino-1,3-benzothiazole-6-carboxylate into molecular formula.
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C18H19N3O5S
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