C11112331333132311331333133313331333112211231211113313113313231333131231323131   >>    C1111233133313231133133313331333133311221123121111331311331323133313123132313   <<    C11112331333132311331333133313331333112211231211113313113313231333131231323133   >>      C11112331333132311331333133313331333112211231211113313113313231333131231323132   >>