英文别名Melphalan Impurity 2; Melphalan Impurity B; Melphalan EP Impurity B; 4-(4-Morpholinyl)-L-phenylalanine; 4-Morpholino-L-phenylalanine; (2S)-2-Amino-3-(4-morpholin-4-ylphenyl)propanoic Acid; 4-Morpholin-4-yl-L-phenylalanine; L-Phenylalanine, 4-(4-morpholinyl)- 
