C111112111133131121133133313331333133313331323133313331331122113121   >>    C11111211113313112113313331333133313331333132313331333133112211312   <<    C111112111133131121133133313331333133313331323133313331331122113123   >>      C111112111133131121133133313331333133313331323133313331331122113122   >>