C111123313121111121111331333133313331323231333133313331333211132221   >>    C11112331312111112111133133313331333132323133313331333133321113222   <<    C111123313121111121111331333133313331323231333133313331333211132223   >>      C111123313121111121111331333133313331323231333133313331333211132222   >>