C313212111133131211331333133313331333133313231333133313331333133313332331131211   >>    C31321211113313121133133313331333133313331323133313331333133313331333233113121   <<    C313212111133131211331333133313331333133313231333133313331333133313332331131213   >>      C313212111133131211331333133313331333133313231333133313331333133313332331131212   >>