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 (15S)-15-amino-2,5,9-triazatricyclo[14.3.1.02,7]icosa-1(19),16(20),17-triene-4,8-dione is given. What is its corresponding molecular formula?
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C17H24N4O2
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