C111123313121111121111331333133313331333133313121111331331122333131   >>    C11112331312111112111133133313331333133313331312111133133112233313   <<    C111123313121111121111331333133313331333133313121111331331122333133   >>      C111123313121111121111331333133313331333133313121111331331122333132   >>