C1111121111331311211331333133313331323331311312111133132322112331211   >>    C111112111133131121133133313331333132333131131211113313232211233121   <<    C1111121111331311211331333133313331323331311312111133132322112331213   >>      C1111121111331311211331333133313331323331311312111133132322112331212   >>