英文别名Cetirizine Impurity 65; Cetirizine Impurity 66; 2-hydroxyethyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate; Cetirizine Polyethylene Glycol Ester; (R)-Cetirizine Polyethylene Glycol Ester; Poly(oxy-1,2-ethanediyl), α-[2-[2-[4-[(4-chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy]acetyl]-ω-hydroxy- 
