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What is the molecular formula of the molecule 2,6-dipyridin-2-yl-4-[4-[3,3,15,15-tetramethyl-18-[2-(4-phenylphenyl)pyridin-4-yl]-6-hexacyclo[11.11.0.02,10.04,9.014,22.016,21]tetracosa-1(13),2(10),4(9),5,7,11,14(22),16(21),17,19,23-undecaenyl]phenyl]pyridine ?
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C66H48N4
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