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What is the molecular formula of the molecule 3-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoroheptyl)-6-[3-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoroheptyl)-2-phenylquinoxalin-6-yl]-2-phenylquinoxaline ?
user
C42H16F30N4
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