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 7-(1,3-benzodioxol-5-ylmethyl)-N-cyclopropyl-6,8-dihydro-5H-imidazo[1,5-a]pyrazine-5-carboxamide;2,2,2-trifluoroacetic acid is given. What is its corresponding molecular formula?
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C20H21F3N4O5
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