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What is the molecular formula of the molecule identified by 21-(1-naphthalen-2-ylbenzo[f]quinazolin-3-yl)-12,21-diazaoctacyclo[17.10.1.02,11.05,10.012,30.013,18.020,28.022,27]triaconta-1(30),2(11),3,5,7,9,13,15,17,19,22,24,26,28-tetradecaene ?
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C50H28N4
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