C111113331333132322331333133313331311331323133112111133133321233111   >>    C11111333133313232233133313331333131133132313311211113313332123311   <<    C111113331333132322331333133313331311331323133112111133133321233113   >>      C111113331333132322331333133313331311331323133112111133133321233112   >>