C111112111133131121133133313331323133313221131211113313113313331322121311211311   >>    C11111211113313112113313331333132313331322113121111331311331333132212131121131   <<    C111112111133131121133133313331323133313221131211113313113313331322121311211313   >>      C111112111133131121133133313331323133313221131211113313113313331322121311211312   >>