C111123313121111121111331323133313331333132333133313331322231333131331   >>    C11112331312111112111133132313331333133313233313331333132223133313133   <<    C111123313121111121111331323133313331333132333133313331322231333131333   >>      C111123313121111121111331323133313331333132333133313331322231333131332   >>