You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 1-(4-amino-1,2,5-oxadiazol-3-yl)-N-[(E)-4-phenylbutan-2-ylideneamino]-5-thiophen-2-yltriazole-4-carboxamide into molecular formula.
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C19H18N8O2S
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