C221213331323133112111133133313331322331311331333133313231311331313112231211   >>    C22121333132313311211113313331333132233131133133313331323131133131311223121   <<    C221213331323133112111133133313331322331311331333133313231311331313112231213   >>      C221213331323133112111133133313331322331311331333133313231311331313112231212   >>