C313212111133131211331333133313331333133311233133313223313231323131133131   >>    C31321211113313121133133313331333133313331123313331322331323132313113313   <<    C313212111133131211331333133313331333133311233133313223313231323131133133   >>      C313212111133131211331333133313331333133311233133313223313231323131133132   >>