C221213331323133112111133133313331333131211113313331333131223311   >>    C22121333132313311211113313331333133313121111331333133313122331   <<    C221213331323133112111133133313331333131211113313331333131223313   >>      C221213331323133112111133133313331333131211113313331333131223312   >>