C313212111133131211331333133313331333133313231333133313331333133313231323113131   >>    C31321211113313121133133313331333133313331323133313331333133313331323132311313   <<    C313212111133131211331333133313331333133313231333133313331333133313231323113133   >>      C313212111133131211331333133313331333133313231333133313331333133313231323113132   >>