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What is the molecular formula of the molecule identified by 3,21-di(tetraphenylen-2-yl)-3,14,21,23-tetrazahexacyclo[11.10.0.02,10.04,9.014,22.015,20]tricosa-1(13),2(10),4,6,8,11,15,17,19,22-decaene ?
user
C67H40N4
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