    Sentence 1: Despite generic competition  for acne drug Accutane , flagship. drug  sales rose 21 percent excluding exchange .  rate swings'and'nine percent in francs to  10.31 billion. .    Sentence 2: Flagship drug sales rose 21  percent excluding exchange rate swings  and nine pereent in francs to 10.31 billion  , while diagnostics sales fell one percent  in francs to 3.57 billion.