C111113331333132322331333133313331311331312111113331322123232223311   >>    C11111333133313232233133313331333131133131211111333132212323222331   <<    C111113331333132322331333133313331311331312111113331322123232223313   >>      C111113331333132322331333133313331311331312111113331322123232223312   >>