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What is the molecular formula of the compound with this IUPAC name [(3aR,4R,9bR)-4-(4-chlorophenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinolin-8-yl]-[(2R)-2-methylpiperidin-1-yl]methanone ?
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C25H27ClN2O
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