C111113331333132322331333133313331311331312111133131133131331221   >>    C11111333133313232233133313331333131133131211113313113313133122   <<    C111113331333132322331333133313331311331312111133131133131331223   >>      C111113331333132322331333133313331311331312111133131133131331222   >>