C112313233211113313121111331333133313232233132313231333131133111   >>    C11231323321111331312111133133313331323223313231323133313113311   <<    C112313233211113313121111331333133313232233132313231333131133113   >>      C112313233211113313121111331333133313232233132313231333131133112   >>