英文别名6-Fluoro-3,4-dihydro-2-oxiranyl-2H-1-benzopyran; Nebivolol intermediate; Nebivolol Impurity 21; 6-FLUORO-3,4-DIHYDRO-2H-1-BENZOPYRAN-2-OXARANYL; 6-Fluoro-3,4-dihydro-2-(2-oxiranyl)-2H-1-benzopyran; 6-fluoro-2-(oxiran-2-yl)-3,4-dihydro-2H-chromene; 6-fluoro-2-oxiranyl-1-benzopyran 
