(S)-N-Acetyl-3-phenylalanine methyl ester 3618-96-0 Acetyl-L-phenylalanine methyl ester Alanine, N-acetyl-3-phenyl-, methyl ester, L- L-Phenylalanine, N-acetyl-, methyl ester Methyl N-acetyl-L-phenylalaninate N-Acetyl-L-phenylalanine methyl ester N-Acetylphenylalanine methyl ester NSC43116