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Can you give the molecular formula of the molecule 7-N',17-N'-bis(4-methylphenyl)-7-N',17-N'-diphenylspiro[benzo[c]fluorene-7,12'-pentacyclo[11.8.0.02,11.05,10.014,19]henicosa-1(13),2(11),3,5(10),6,8,14(19),15,17,20-decaene]-7',17'-diamine ?
user
C63H44N2
assistant