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1,3-bis(4-formylphenylethynyl)benzene
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2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaboronal-2-yl) fluorene
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4,4',4''-((1,3,5-Triazine-2,4,6-triyl)tris(azanediyl))tri(benzohydrazide)
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