C1111121111331311211331333133313331322133313331311331333132221223112131   >>    C111112111133131121133133313331333132213331333131133133313222122311213   <<    C1111121111331311211331333133313331322133313331311331333132221223112133   >>      C1111121111331311211331333133313331322133313331311331333132221223112132   >>