C111112111133131121133133313331333133313331323133313331333133313331123211312331   >>    C11111211113313112113313331333133313331333132313331333133313331333112321131233   <<    C111112111133131121133133313331333133313331323133313331333133313331123211312333   >>      C111112111133131121133133313331333133313331323133313331333133313331123211312332   >>