C313212111133131211331333133313331333133313231323133313331333133313331331221   >>    C31321211113313121133133313331333133313331323132313331333133313331333133122   <<    C313212111133131211331333133313331333133313231323133313331333133313331331223   >>      C313212111133131211331333133313331333133313231323133313331333133313331331222   >>