C221213331323133112111133133313331322331311331333133313231311331221   >>    C22121333132313311211113313331333132233131133133313331323131133122   <<    C221213331323133112111133133313331322331311331333133313231311331223   >>      C221213331323133112111133133313331322331311331333133313231311331222   >>