C221213331323133112111133133313331322331311331333133313113313123312111   >>    C22121333132313311211113313331333132233131133133313331311331312331211   <<    C221213331323133112111133133313331322331311331333133313113313123312113   >>      C221213331323133112111133133313331322331311331333133313113313123312112   >>