C111113331333132322331333133313331311331322331333131133132332211   >>    C11111333133313232233133313331333131133132233133313113313233221   <<    C111113331333132322331333133313331311331322331333131133132332213   >>      C111113331333132322331333133313331311331322331333131133132332212   >>