C111123313121111121111331323133313331333132333133313113313221322221   >>    C11112331312111112111133132313331333133313233313331311331322132222   <<    C111123313121111121111331323133313331333132333133313113313221322223   >>      C111123313121111121111331323133313331333132333133313113313221322222   >>