C221213331323133112111133133313331322331311331333133313232233222331   >>    C22121333132313311211113313331333132233131133133313331323223322233   <<    C221213331323133112111133133313331322331311331333133313232233222333   >>      C221213331323133112111133133313331322331311331333133313232233222332   >>