C221213331323133112111133133313331322331311331333133313113313123323231   >>    C22121333132313311211113313331333132233131133133313331311331312332323   <<    C221213331323133112111133133313331322331311331333133313113313123323233   >>      C221213331323133112111133133313331322331311331333133313113313123323232   >>