C111123313121111121111331333133313231323132322331333131133133311311   >>    C11112331312111112111133133313331323132313232233133313113313331131   <<    C111123313121111121111331333133313231323132322331333131133133311313   >>      C111123313121111121111331333133313231323132322331333131133133311312   >>