C111123313121111121111331333133313331323232133313331333131123313232131   >>    C11112331312111112111133133313331333132323213331333133313112331323213   <<    C111123313121111121111331333133313331323232133313331333131123313232133   >>      C111123313121111121111331333133313331323232133313331333131123313232132   >>