C221213331323133112111133133313331333132322333133313113313231311111   >>    C22121333132313311211113313331333133313232233313331311331323131111   <<    C221213331323133112111133133313331333132322333133313113313231311113   >>      C221213331323133112111133133313331333132322333133313113313231311112   >>