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system
Name the molecular formula for the molecule established as N-dibenzofuran-2-yl-1-(9,9-dimethylfluoren-4-yl)-4-[3-(9-phenylcarbazol-3-yl)carbazol-9-yl]quinazolin-1-ium-2-amine;N-(9,9-dimethylfluoren-2-yl)-N-(9,9-dimethylfluoren-4-yl)-4-[3-(9-phenylcarbazol-3-yl)carbazol-9-yl]quinazolin-2-amine;N-(9,9-dimethylfluoren-4-yl)-4-[3-(9-phenylcarbazol-3-yl)carbazol-9-yl]-N-(4-phenylphenyl)quinazolin-2-amine;1-(9,9-dimethylfluoren-4-yl)-4-[3-(9-phenylcarbazol-3-yl)carbazol-9-yl]-N-(2-phenylphenyl)quinazolin-1-ium-2-amine using the IUPAC nomenclature.
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C263H184N20O+2
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