C111123313121111121111331333133313331323231333133313331133131211223323131   >>    C11112331312111112111133133313331333132323133313331333113313121122332313   <<    C111123313121111121111331333133313331323231333133313331133131211223323133   >>      C111123313121111121111331333133313331323231333133313331133131211223323132   >>