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system
Name the molecular formula for the molecule established as 18-[4-(10-naphthalen-2-ylanthracen-9-yl)phenyl]-3,24-dioxahexacyclo[11.11.0.02,10.04,9.014,23.016,21]tetracosa-1(13),2(10),4,6,8,11,14(23),15,17,19,21-undecaene using the IUPAC nomenclature.
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C52H30O2
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