C111113331333132322331333133313331311331322331333131133132332322221   >>    C11111333133313232233133313331333131133132233133313113313233232222   <<    C111113331333132322331333133313331311331322331333131133132332322223   >>      C111113331333132322331333133313331311331322331333131133132332322222   >>