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system
Provide the molecular formula for the IUPAC named substance 8,9,9-triphenyl-3-[4-(8,9,9-triphenyl-1-azonia-9-boranuidabicyclo[4.3.0]nona-1(6),2,4,7-tetraen-3-yl)phenyl]-1-azonia-9-boranuidabicyclo[4.3.0]nona-1(6),2,4,7-tetraene .
user
C56H42B2N2
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