C111113331333132322331333133313331311331322331333132212113313232311   >>    C11111333133313232233133313331333131133132233133313221211331323231   <<    C111113331333132322331333133313331311331322331333132212113313232313   >>      C111113331333132322331333133313331311331322331333132212113313232312   >>