C111113331333132322331333133313331311331323133112111133231313311   >>    C11111333133313232233133313331333131133132313311211113323131331   <<    C111113331333132322331333133313331311331323133112111133231313313   >>      C111113331333132322331333133313331311331323133112111133231313312   >>