C111123313121111121111331333133313331323231333133313331312331132111   >>    C11112331312111112111133133313331333132323133313331333131233113211   <<    C111123313121111121111331333133313331323231333133313331312331132113   >>      C111123313121111121111331333133313331323231333133313331312331132112   >>