C221213331323133112111133133313331322331311331333133313222233231   >>    C22121333132313311211113313331333132233131133133313331322223323   <<    C221213331323133112111133133313331322331311331333133313222233233   >>      C221213331323133112111133133313331322331311331333133313222233232   >>