C221213331323133112111133133313331311331333133313331333133313232212112131   >>    C22121333132313311211113313331333131133133313331333133313331323221211213   <<    C221213331323133112111133133313331311331333133313331333133313232212112133   >>      C221213331323133112111133133313331311331333133313331333133313232212112132   >>