C312322331333132212111133133313331333133312121111331121133133313133312112211   >>    C31232233133313221211113313331333133313331212111133112113313331313331211221   <<    C312322331333132212111133133313331333133312121111331121133133313133312112213   >>      C312322331333132212111133133313331333133312121111331121133133313133312112212   >>