Zipping up 'the crushed fullerene' C60H30: C-60 by fifteen-fold, consecutive intramolecular H-2 losses

MALDI TOF-MS of tribenzo[l:l':l]benzo[1,2-e:3,4-e':5,6-e]triacephenanthrylene (1a, C60H30) gives C60.+ by multiple intramolecular cyclodehydrogenation reactions.