C221213331323133112111133133313331333132322333133313113313231333132311211   >>    C22121333132313311211113313331333133313232233313331311331323133313231121   <<    C221213331323133112111133133313331333132322333133313113313231333132311213   >>      C221213331323133112111133133313331333132322333133313113313231333132311212   >>