英文别名Clarithromycin EP Impurity P; 4'',6-Di-O-Methylerythromycin; 4'-O-Methyl Clarithromycin; Clarithromycin Impurity P; Erythromycin, 4'',6-di-O-methyl-; (3R,4S,5R,6R,7R,9R,11R,12S,13S,14R)-4-{[(2R,4R,5S,6S)-4,5-Dimethoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-6-{[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-14-ethyl-12,13-dihydroxy-7-methoxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione 
