C1111121111331311211331333133313331323331311312111133132233132313222322311   >>    C111112111133131121133133313331333132333131131211113313223313231322232231   <<    C1111121111331311211331333133313331323331311312111133132233132313222322313   >>      C1111121111331311211331333133313331323331311312111133132233132313222322312   >>