C111113331333132322331333133313331311331323133112111113331311212331   >>    C11111333133313232233133313331333131133132313311211111333131121233   <<    C111113331333132322331333133313331311331323133112111113331311212333   >>      C111113331333132322331333133313331311331323133112111113331311212332   >>