C111113331333132322331333133313331311331322331333131133131213112111   >>    C11111333133313232233133313331333131133132233133313113313121311211   <<    C111113331333132322331333133313331311331322331333131133131213112113   >>      C111113331333132322331333133313331311331322331333131133131213112112   >>