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What is the molecular formula of the molecule 12-[4,6-bis(3,5-dimethylphenyl)pyrimidin-2-yl]-11-phenylindolo[2,3-a]carbazole;12-(4,6-diphenylpyrimidin-2-yl)-11-(1,3,5-triazin-2-yl)indolo[2,3-a]carbazole;11-phenyl-12-(4-phenylpyrimidin-2-yl)indolo[2,3-a]carbazole ?
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C159H113N19
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