C132233133112121111331333133313231333133313231311331311331333133311233132233121   >>    C13223313311212111133133313331323133313331323131133131133133313331123313223312   <<    C132233133112121111331333133313231333133313231311331311331333133311233132233123   >>      C132233133112121111331333133313231333133313231311331311331333133311233132233122   >>