C221213331323133112111133133313331322331311331333133311211312231   >>    C22121333132313311211113313331333132233131133133313331121131223   <<    C221213331323133112111133133313331322331311331333133311211312233   >>      C221213331323133112111133133313331322331311331333133311211312232   >>