英文同义词:
(1-ethylpropoxy)-1-cyclohexene-1-carboxylic acid;Oseltamivir EP Impurity A;Oseltamivir Phosphate impurity A (EP);Oseltamivir Phosphate impurities(EP);Oseltamivir Impurity 1(Oseltamivir EP Impurity A);1-Cyclohexene-1-carboxylic acid, 5-(acetylamino)-4-amino-3-(1-ethylpropoxy)-, (4R,5S)-rel-