C111123313121111121111331333133313331323231333133313331311313331331121322221   >>    C11112331312111112111133133313331333132323133313331333131131333133112132222   <<    C111123313121111121111331333133313331323231333133313331311313331331121322223   >>      C111123313121111121111331333133313331323231333133313331311313331331121322222   >>