C221213331323133112111133133313331322331311331333131133132312111   >>    C22121333132313311211113313331333132233131133133313113313231211   <<    C221213331323133112111133133313331322331311331333131133132312113   >>      C221213331323133112111133133313331322331311331333131133132312112   >>