英文同义词: | 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE;Iso Letrozole;Letrozole USP iMpurities;AMiodarone IMpurity-A;AMiodarone IMpurity-B;4,4'-(1H-1,3,4-triazol-1-ylMethylene)dibenzonitrile;Letrozole Related CoMpound A;4,4'-(4H-1,3,4-TRIAZOL-4-YLMETHYLENE)BIS |