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system
What is the molecular formula of the molecule identified by 2-tert-butyl-6-phenylpyridine;5-tert-butyl-2-phenylpyridine;3-tert-butylpyridine;9-(5-tert-butylpyridin-2-yl)carbazole;9-(6-tert-butylpyridin-2-yl)carbazole ?
user
C81H87N7
assistant