C1111121111331311211331333133313331322133313331311331333132233132311212321   >>    C111112111133131121133133313331333132213331333131133133313223313231121232   <<    C1111121111331311211331333133313331322133313331311331333132233132311212323   >>      C1111121111331311211331333133313331322133313331311331333132233132311212322   >>