You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-(6-morpholin-4-yl-8-thia-3,5,10,13-tetrazatricyclo[7.4.0.02,7]trideca-1(13),2(7),3,5,9,11-hexaen-4-yl)benzaldehyde by IUPAC nomenclature, provide its molecular formula.
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C19H15N5O2S
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