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system
Please write the molecular formula of the molecule 3-N,6-N-dinaphthalen-1-yl-3-N,6-N-diphenylspiro[fluorene-9,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8,10,12,15,17-nonaene]-3,6-diamine;2-N,11-N'-diphenyl-2-N,11-N'-bis(2-phenylphenyl)spiro[fluorene-9,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8(13),9,11,15,17-nonaene]-2,11'-diamine;2-N,2-N,11-N',11-N'-tetrakis(3,4-dimethylphenyl)spiro[fluorene-9,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8(13),9,11,15,17-nonaene]-2,11'-diamine;2-N,2-N,11-N',11-N'-tetrakis(4-methylphenyl)spiro[fluorene-9,14'-tetracyclo[13.4.0.02,7.08,13]nonadeca-1(19),2,4,6,8(13),9,11,15,17-nonaene]-2,11'-diamine .
user
C252H188N8
assistant