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system
Name the molecular formula for the molecule established as [(2E,5E)-2,5-bis[(2E)-2-(1-butyl-3,3-dimethylindol-2-ylidene)ethylidene]cyclopentylidene]-diphenylazanium;tetrafluoroborate using the IUPAC nomenclature.
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C49H56BF4N3
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