C111123313121111121111331333133313331323231333133313331332113123311   >>    C11112331312111112111133133313331333132323133313331333133211312331   <<    C111123313121111121111331333133313331323231333133313331332113123313   >>      C111123313121111121111331333133313331323231333133313331332113123312   >>