C221213331323133112111133133313331322331311331333133313232213332221   >>    C22121333132313311211113313331333132233131133133313331323221333222   <<    C221213331323133112111133133313331322331311331333133313232213332223   >>      C221213331323133112111133133313331322331311331333133313232213332222   >>