C111113331333132322331333133313331311331323133112111133131122121   >>    C11111333133313232233133313331333131133132313311211113313112212   <<    C111113331333132322331333133313331311331323133112111133131122123   >>      C111113331333132322331333133313331311331323133112111133131122122   >>