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Can you give the molecular formula of the molecule N-(9,9-dimethylfluoren-2-yl)-N-[2-(4-phenylphenyl)phenyl]spiro[fluoreno[2,3-b][1]benzothiole-7,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8(13),9,11,15,17-nonaene]-10'-amine ?
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C70H47NS
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