C11111211113313112113313331333133313331333133213331333112113131   >>    C1111121111331311211331333133313331333133313321333133311211313   <<    C11111211113313112113313331333133313331333133213331333112113133   >>      C11111211113313112113313331333133313331333133213331333112113132   >>