C112313233211113313121111331333133313232233132313231333131322331131   >>    C11231323321111331312111133133313331323223313231323133313132233113   <<    C112313233211113313121111331333133313232233132313231333131322331133   >>      C112313233211113313121111331333133313232233132313231333131322331132   >>