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 [(4aS,5S)-3-[(4-chlorophenyl)methyl]-9-methoxy-1,2,4,4a,5,6-hexahydropyrazino[1,2-a]quinolin-5-yl]-morpholin-4-ylmethanone is given. What is its corresponding molecular formula?
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C25H30ClN3O3
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