Write an article about the Upstream and Downstream products of 9-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole 2000 words in chemical industry Your answer should have exactly 4 paragraphs. Make sure that the first paragraph starts with the word "contact" and that each paragraph is separated by two new lines.
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