You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 1-[2-(methylamino)ethyl]-2-[[6-(trifluoromethoxy)-1,3-benzothiazol-2-yl]amino]benzimidazole-5-carboxylic acid is given. What is its corresponding molecular formula?
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C19H16F3N5O3S
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