C221213331323133112111133133313331322331311331333133313113313331313112121121   >>    C22121333132313311211113313331333132233131133133313331311331333131311212112   <<    C221213331323133112111133133313331322331311331333133313113313331313112121123   >>      C221213331323133112111133133313331322331311331333133313113313331313112121122   >>