英文别名Valsartan Impurity 34; 2'-(1H-Tetrazol-5-yl)-1,1'-biphenyl-4-carboxaldehyde; 2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-carbaldehyde; 4-[2-(2H-tetrazol-5-yl)phenyl]benzaldehyde; 2'-(2H-Tetrazol-5-yl)-[1,1'-biphenyl]-4-carboxaldehyde; [1,1'-Biphenyl]-4-carboxaldehyde, 2'-(2H-tetrazol-5-yl)-; Losartan Impurity; TBAL; 2'-(2H-Tetrazol-5-yl)-4-biphenylcarbaldehyde 
