C221213331323133112111133133313331311331333133313331333133313233211331   >>    C22121333132313311211113313331333131133133313331333133313331323321133   <<    C221213331323133112111133133313331311331333133313331333133313233211333   >>      C221213331323133112111133133313331311331333133313331333133313233211332   >>