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What is the molecular formula of the molecule identified by benzene;1,4-bis[1,3-bis[2,6-di(propan-2-yl)phenyl]-1,3,2-diazaborol-2-yl]-6,9-ditert-butyl-1,2,3,4,6,9-hexaza-5-silaspiro[4.4]nona-2,7-diene ?
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C142H202B4N20Si2
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