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What is the molecular formula of the molecule 3-[5-[9-(3,4-dihydronaphthalen-2-yl)-10-[(E)-2-(2-ethylphenyl)ethenyl]-6,7-dihydroanthracen-2-yl]pyridin-2-yl]-4a,8a-dihydroquinoline ?
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C48H40N2
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