C312322331333132212111133133313331333133312121111331333113211331   >>    C31232233133313221211113313331333133313331212111133133311321133   <<    C312322331333132212111133133313331333133312121111331333113211333   >>      C312322331333132212111133133313331333133312121111331333113211332   >>