英文别名(S)-2-Amino-3-(4-((2-chloroethyl)(2-hydroxyethyl)amino)phenyl)propanoic acid; (2S)-2-amino-3-[4-[2-chloroethyl(2-hydroxyethyl)amino]phenyl]propanoic acid; Hydroxymelphalan; Melphalan Impurity 4; L-Phenylalanine, 4-[(2-chloroethyl)(2-hydroxyethyl)amino]- 
